202819984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{667171}}^1$

素因数の和:667198

約数の個数: 20

約数和(自身を含む): 413646640

約数和(自身を除く): 210826656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 667171, 1334342, 2668684, 5337368, 10674736, 12676249, 25352498, 50704996, 101409992, 202819984]

約数ペア:

[(1, 202819984), (2, 101409992), (4, 50704996), (8, 25352498), (16, 12676249), (19, 10674736), (38, 5337368), (76, 2668684), (152, 1334342), (304, 667171)]