123842608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{407377}}^1$

素因数の和:407404

約数の個数: 20

約数和(自身を含む): 252574360

約数和(自身を除く): 128731752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 407377, 814754, 1629508, 3259016, 6518032, 7740163, 15480326, 30960652, 61921304, 123842608]

約数ペア:

[(1, 123842608), (2, 61921304), (4, 30960652), (8, 15480326), (16, 7740163), (19, 6518032), (38, 3259016), (76, 1629508), (152, 814754), (304, 407377)]