18686568

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{11621}}^1$

素因数の和:11697

約数の個数: 32

約数和(自身を含む): 47417760

約数和(自身を除く): 28731192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 11621, 23242, 34863, 46484, 69726, 92968, 139452, 278904, 778607, 1557214, 2335821, 3114428, 4671642, 6228856, 9343284, 18686568]

約数ペア:

[(1, 18686568), (2, 9343284), (3, 6228856), (4, 4671642), (6, 3114428), (8, 2335821), (12, 1557214), (24, 778607), (67, 278904), (134, 139452), (201, 92968), (268, 69726), (402, 46484), (536, 34863), (804, 23242), (1608, 11621)]