19493730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 57231360

約数和(自身を除く): 37737630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 31, 34, 45, 51, 54, 62, 85, 90, 93, 102, 135, 137, 153, 155, 170, 186, 255, 270, 274, 279, 306, 310, 411, 459, 465, 510, 527, 558, 685, 765, 822, 837, 918, 930, 1054, 1233, 1370, 1395, 1530, 1581, 1674, 2055, 2295, 2329, 2466, 2635, 2790, 3162, 3699, 4110, 4185, 4247, 4590, 4658, 4743, 5270, 6165, 6987, 7398, 7905, 8370, 8494, 9486, 11645, 12330, 12741, 13974, 14229, 15810, 18495, 20961, 21235, 23290, 23715, 25482, 28458, 34935, 36990, 38223, 41922, 42470, 47430, 62883, 63705, 69870, 71145, 72199, 76446, 104805, 114669, 125766, 127410, 142290, 144398, 191115, 209610, 216597, 229338, 314415, 360995, 382230, 433194, 573345, 628830, 649791, 721990, 1082985, 1146690, 1299582, 1949373, 2165970, 3248955, 3898746, 6497910, 9746865, 19493730]

約数ペア:

[(1, 19493730), (2, 9746865), (3, 6497910), (5, 3898746), (6, 3248955), (9, 2165970), (10, 1949373), (15, 1299582), (17, 1146690), (18, 1082985), (27, 721990), (30, 649791), (31, 628830), (34, 573345), (45, 433194), (51, 382230), (54, 360995), (62, 314415), (85, 229338), (90, 216597), (93, 209610), (102, 191115), (135, 144398), (137, 142290), (153, 127410), (155, 125766), (170, 114669), (186, 104805), (255, 76446), (270, 72199), (274, 71145), (279, 69870), (306, 63705), (310, 62883), (411, 47430), (459, 42470), (465, 41922), (510, 38223), (527, 36990), (558, 34935), (685, 28458), (765, 25482), (822, 23715), (837, 23290), (918, 21235), (930, 20961), (1054, 18495), (1233, 15810), (1370, 14229), (1395, 13974), (1530, 12741), (1581, 12330), (1674, 11645), (2055, 9486), (2295, 8494), (2329, 8370), (2466, 7905), (2635, 7398), (2790, 6987), (3162, 6165), (3699, 5270), (4110, 4743), (4185, 4658), (4247, 4590)]