2021787378

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50527}}^1$

素因数の和:50573

約数の個数: 80

約数和(自身を含む): 5135665920

約数和(自身を除く): 3113878542

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 81, 114, 117, 162, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1053, 1482, 1539, 2106, 2223, 3078, 4446, 6669, 13338, 20007, 40014, 50527, 101054, 151581, 303162, 454743, 656851, 909486, 960013, 1313702, 1364229, 1920026, 1970553, 2728458, 2880039, 3941106, 4092687, 5760078, 5911659, 8185374, 8640117, 11823318, 12480169, 17280234, 17734977, 24960338, 25920351, 35469954, 37440507, 51840702, 53204931, 74881014, 77761053, 106409862, 112321521, 155522106, 224643042, 336964563, 673929126, 1010893689, 2021787378]

約数ペア:

[(1, 2021787378), (2, 1010893689), (3, 673929126), (6, 336964563), (9, 224643042), (13, 155522106), (18, 112321521), (19, 106409862), (26, 77761053), (27, 74881014), (38, 53204931), (39, 51840702), (54, 37440507), (57, 35469954), (78, 25920351), (81, 24960338), (114, 17734977), (117, 17280234), (162, 12480169), (171, 11823318), (234, 8640117), (247, 8185374), (342, 5911659), (351, 5760078), (494, 4092687), (513, 3941106), (702, 2880039), (741, 2728458), (1026, 1970553), (1053, 1920026), (1482, 1364229), (1539, 1313702), (2106, 960013), (2223, 909486), (3078, 656851), (4446, 454743), (6669, 303162), (13338, 151581), (20007, 101054), (40014, 50527)]