19505970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 192

約数和(自身を含む): 62674560

約数和(自身を除く): 43168590

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 19, 22, 30, 33, 34, 38, 45, 51, 55, 57, 61, 66, 85, 90, 95, 99, 102, 110, 114, 122, 153, 165, 170, 171, 183, 187, 190, 198, 209, 255, 285, 305, 306, 323, 330, 342, 366, 374, 418, 495, 510, 549, 561, 570, 610, 627, 646, 671, 765, 855, 915, 935, 969, 990, 1037, 1045, 1098, 1122, 1159, 1254, 1342, 1530, 1615, 1683, 1710, 1830, 1870, 1881, 1938, 2013, 2074, 2090, 2318, 2745, 2805, 2907, 3111, 3135, 3230, 3355, 3366, 3477, 3553, 3762, 4026, 4845, 5185, 5490, 5610, 5795, 5814, 6039, 6222, 6270, 6710, 6954, 7106, 8415, 9333, 9405, 9690, 10065, 10370, 10431, 10659, 11407, 11590, 12078, 12749, 14535, 15555, 16830, 17385, 17765, 18666, 18810, 19703, 20130, 20862, 21318, 22814, 25498, 29070, 30195, 31110, 31977, 34221, 34770, 35530, 38247, 39406, 46665, 52155, 53295, 57035, 59109, 60390, 63745, 63954, 68442, 76494, 93330, 98515, 102663, 104310, 106590, 114070, 114741, 118218, 127490, 159885, 171105, 177327, 191235, 197030, 205326, 216733, 229482, 295545, 319770, 342210, 354654, 382470, 433466, 513315, 573705, 591090, 650199, 886635, 1026630, 1083665, 1147410, 1300398, 1773270, 1950597, 2167330, 3250995, 3901194, 6501990, 9752985, 19505970]

約数ペア:

[(1, 19505970), (2, 9752985), (3, 6501990), (5, 3901194), (6, 3250995), (9, 2167330), (10, 1950597), (11, 1773270), (15, 1300398), (17, 1147410), (18, 1083665), (19, 1026630), (22, 886635), (30, 650199), (33, 591090), (34, 573705), (38, 513315), (45, 433466), (51, 382470), (55, 354654), (57, 342210), (61, 319770), (66, 295545), (85, 229482), (90, 216733), (95, 205326), (99, 197030), (102, 191235), (110, 177327), (114, 171105), (122, 159885), (153, 127490), (165, 118218), (170, 114741), (171, 114070), (183, 106590), (187, 104310), (190, 102663), (198, 98515), (209, 93330), (255, 76494), (285, 68442), (305, 63954), (306, 63745), (323, 60390), (330, 59109), (342, 57035), (366, 53295), (374, 52155), (418, 46665), (495, 39406), (510, 38247), (549, 35530), (561, 34770), (570, 34221), (610, 31977), (627, 31110), (646, 30195), (671, 29070), (765, 25498), (855, 22814), (915, 21318), (935, 20862), (969, 20130), (990, 19703), (1037, 18810), (1045, 18666), (1098, 17765), (1122, 17385), (1159, 16830), (1254, 15555), (1342, 14535), (1530, 12749), (1615, 12078), (1683, 11590), (1710, 11407), (1830, 10659), (1870, 10431), (1881, 10370), (1938, 10065), (2013, 9690), (2074, 9405), (2090, 9333), (2318, 8415), (2745, 7106), (2805, 6954), (2907, 6710), (3111, 6270), (3135, 6222), (3230, 6039), (3355, 5814), (3366, 5795), (3477, 5610), (3553, 5490), (3762, 5185), (4026, 4845)]