12911792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42473}}^1$

素因数の和:42500

約数の個数: 20

約数和(自身を含む): 26333880

約数和(自身を除く): 13422088

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42473, 84946, 169892, 339784, 679568, 806987, 1613974, 3227948, 6455896, 12911792]

約数ペア:

[(1, 12911792), (2, 6455896), (4, 3227948), (8, 1613974), (16, 806987), (19, 679568), (38, 339784), (76, 169892), (152, 84946), (304, 42473)]