20025967262

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{72109}}^1$

素因数の和:72440

約数の個数: 32

約数和(自身を含む): 34889702400

約数和(自身を除く): 14863735138

約数列:

[1, 2, 7, 14, 83, 166, 239, 478, 581, 1162, 1673, 3346, 19837, 39674, 72109, 138859, 144218, 277718, 504763, 1009526, 5985047, 11970094, 17234051, 34468102, 41895329, 83790658, 120638357, 241276714, 1430426233, 2860852466, 10012983631, 20025967262]

約数ペア:

[(1, 20025967262), (2, 10012983631), (7, 2860852466), (14, 1430426233), (83, 241276714), (166, 120638357), (239, 83790658), (478, 41895329), (581, 34468102), (1162, 17234051), (1673, 11970094), (3346, 5985047), (19837, 1009526), (39674, 504763), (72109, 277718), (138859, 144218)]