20175668748

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{6841}}^1$

素因数の和:7008

約数の個数: 144

約数和(自身を含む): 55587692160

約数和(自身を除く): 35412023412

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 61, 68, 79, 102, 122, 153, 158, 183, 204, 237, 244, 306, 316, 366, 474, 549, 612, 711, 732, 948, 1037, 1098, 1343, 1422, 2074, 2196, 2686, 2844, 3111, 4029, 4148, 4819, 5372, 6222, 6841, 8058, 9333, 9638, 12087, 12444, 13682, 14457, 16116, 18666, 19276, 20523, 24174, 27364, 28914, 37332, 41046, 43371, 48348, 57828, 61569, 81923, 82092, 86742, 116297, 123138, 163846, 173484, 232594, 245769, 246276, 327692, 348891, 417301, 465188, 491538, 540439, 697782, 737307, 834602, 983076, 1046673, 1080878, 1251903, 1395564, 1474614, 1621317, 1669204, 2093346, 2161756, 2503806, 2949228, 3242634, 3755709, 4186692, 4863951, 5007612, 6485268, 7094117, 7511418, 9187463, 9727902, 14188234, 15022836, 18374926, 19455804, 21282351, 27562389, 28376468, 32966779, 36749852, 42564702, 55124778, 63847053, 65933558, 82687167, 85129404, 98900337, 110249556, 127694106, 131867116, 165374334, 197800674, 255388212, 296701011, 330748668, 395601348, 560435243, 593402022, 1120870486, 1186804044, 1681305729, 2241740972, 3362611458, 5043917187, 6725222916, 10087834374, 20175668748]

約数ペア:

[(1, 20175668748), (2, 10087834374), (3, 6725222916), (4, 5043917187), (6, 3362611458), (9, 2241740972), (12, 1681305729), (17, 1186804044), (18, 1120870486), (34, 593402022), (36, 560435243), (51, 395601348), (61, 330748668), (68, 296701011), (79, 255388212), (102, 197800674), (122, 165374334), (153, 131867116), (158, 127694106), (183, 110249556), (204, 98900337), (237, 85129404), (244, 82687167), (306, 65933558), (316, 63847053), (366, 55124778), (474, 42564702), (549, 36749852), (612, 32966779), (711, 28376468), (732, 27562389), (948, 21282351), (1037, 19455804), (1098, 18374926), (1343, 15022836), (1422, 14188234), (2074, 9727902), (2196, 9187463), (2686, 7511418), (2844, 7094117), (3111, 6485268), (4029, 5007612), (4148, 4863951), (4819, 4186692), (5372, 3755709), (6222, 3242634), (6841, 2949228), (8058, 2503806), (9333, 2161756), (9638, 2093346), (12087, 1669204), (12444, 1621317), (13682, 1474614), (14457, 1395564), (16116, 1251903), (18666, 1080878), (19276, 1046673), (20523, 983076), (24174, 834602), (27364, 737307), (28914, 697782), (37332, 540439), (41046, 491538), (43371, 465188), (48348, 417301), (57828, 348891), (61569, 327692), (81923, 246276), (82092, 245769), (86742, 232594), (116297, 173484), (123138, 163846)]