19883838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1123}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 43053696

約数和(自身を除く): 23169858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 227, 454, 681, 1123, 1362, 2246, 2951, 3369, 5902, 6738, 8853, 14599, 17706, 29198, 43797, 87594, 254921, 509842, 764763, 1529526, 3313973, 6627946, 9941919, 19883838]

約数ペア:

[(1, 19883838), (2, 9941919), (3, 6627946), (6, 3313973), (13, 1529526), (26, 764763), (39, 509842), (78, 254921), (227, 87594), (454, 43797), (681, 29198), (1123, 17706), (1362, 14599), (2246, 8853), (2951, 6738), (3369, 5902)]