209461567408

素因数分解:

$2^4\times {\mathrm{67651}}^1\times {\mathrm{193513}}^1$

素因数の和:261172

約数の個数: 20

約数和(自身を含む): 405839882968

約数和(自身を除く): 196378315560

約数列:

[1, 2, 4, 8, 16, 67651, 135302, 193513, 270604, 387026, 541208, 774052, 1082416, 1548104, 3096208, 13091347963, 26182695926, 52365391852, 104730783704, 209461567408]

約数ペア:

[(1, 209461567408), (2, 104730783704), (4, 52365391852), (8, 26182695926), (16, 13091347963), (67651, 3096208), (135302, 1548104), (193513, 1082416), (270604, 774052), (387026, 541208)]