64757776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{213019}}^1$

素因数の和:213046

約数の個数: 20

約数和(自身を含む): 132072400

約数和(自身を除く): 67314624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 213019, 426038, 852076, 1704152, 3408304, 4047361, 8094722, 16189444, 32378888, 64757776]

約数ペア:

[(1, 64757776), (2, 32378888), (4, 16189444), (8, 8094722), (16, 4047361), (19, 3408304), (38, 1704152), (76, 852076), (152, 426038), (304, 213019)]