72163216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{237379}}^1$

素因数の和:237406

約数の個数: 20

約数和(自身を含む): 147175600

約数和(自身を除く): 75012384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 237379, 474758, 949516, 1899032, 3798064, 4510201, 9020402, 18040804, 36081608, 72163216]

約数ペア:

[(1, 72163216), (2, 36081608), (4, 18040804), (8, 9020402), (16, 4510201), (19, 3798064), (38, 1899032), (76, 949516), (152, 474758), (304, 237379)]