8127991874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1\times {\mathrm{2579}}^1$

素因数の和:3218

約数の個数: 32

約数和(自身を含む): 12934468800

約数和(自身を除く): 4806476926

約数列:

[1, 2, 19, 38, 197, 394, 421, 842, 2579, 3743, 5158, 7486, 7999, 15998, 49001, 82937, 98002, 165874, 508063, 1016126, 1085759, 1575803, 2171518, 3151606, 9653197, 19306394, 20629421, 41258842, 213894523, 427789046, 4063995937, 8127991874]

約数ペア:

[(1, 8127991874), (2, 4063995937), (19, 427789046), (38, 213894523), (197, 41258842), (394, 20629421), (421, 19306394), (842, 9653197), (2579, 3151606), (3743, 2171518), (5158, 1575803), (7486, 1085759), (7999, 1016126), (15998, 508063), (49001, 165874), (82937, 98002)]