51646256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{169889}}^1$

素因数の和:169916

約数の個数: 20

約数和(自身を含む): 105331800

約数和(自身を除く): 53685544

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 169889, 339778, 679556, 1359112, 2718224, 3227891, 6455782, 12911564, 25823128, 51646256]

約数ペア:

[(1, 51646256), (2, 25823128), (4, 12911564), (8, 6455782), (16, 3227891), (19, 2718224), (38, 1359112), (76, 679556), (152, 339778), (304, 169889)]