64649476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11981}}^1$

素因数の和:12075

約数の個数: 24

約数和(自身を含む): 120778560

約数和(自身を除く): 56129084

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 11981, 23962, 47924, 227639, 455278, 850651, 910556, 1701302, 3402604, 16162369, 32324738, 64649476]

約数ペア:

[(1, 64649476), (2, 32324738), (4, 16162369), (19, 3402604), (38, 1701302), (71, 910556), (76, 850651), (142, 455278), (284, 227639), (1349, 47924), (2698, 23962), (5396, 11981)]