201323203216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{662247379}}^1$

素因数の和:662247406

約数の個数: 20

約数和(自身を含む): 410593375600

約数和(自身を除く): 209270172384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 662247379, 1324494758, 2648989516, 5297979032, 10595958064, 12582700201, 25165400402, 50330800804, 100661601608, 201323203216]

約数ペア:

[(1, 201323203216), (2, 100661601608), (4, 50330800804), (8, 25165400402), (16, 12582700201), (19, 10595958064), (38, 5297979032), (76, 2648989516), (152, 1324494758), (304, 662247379)]