2511397372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{641317}}^1$

素因数の和:641421

約数の個数: 24

約数和(自身を含む): 4848364080

約数和(自身を除く): 2336966708

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 641317, 1282634, 2565268, 7054487, 14108974, 28217948, 57077213, 114154426, 228308852, 627849343, 1255698686, 2511397372]

約数ペア:

[(1, 2511397372), (2, 1255698686), (4, 627849343), (11, 228308852), (22, 114154426), (44, 57077213), (89, 28217948), (178, 14108974), (356, 7054487), (979, 2565268), (1958, 1282634), (3916, 641317)]