2017121428

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{179651}}^1$

素因数の和:180063

約数の個数: 24

約数和(自身を含む): 4044325824

約数和(自身を除く): 2027204396

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1604, 2807, 5614, 11228, 179651, 359302, 718604, 1257557, 2515114, 5030228, 72040051, 144080102, 288160204, 504280357, 1008560714, 2017121428]

約数ペア:

[(1, 2017121428), (2, 1008560714), (4, 504280357), (7, 288160204), (14, 144080102), (28, 72040051), (401, 5030228), (802, 2515114), (1604, 1257557), (2807, 718604), (5614, 359302), (11228, 179651)]