218464642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{41549}}^1$

素因数の和:41801

約数の個数: 16

約数和(自身を含む): 358992000

約数和(自身を除く): 140527358

約数列:

[1, 2, 11, 22, 239, 478, 2629, 5258, 41549, 83098, 457039, 914078, 9930211, 19860422, 109232321, 218464642]

約数ペア:

[(1, 218464642), (2, 109232321), (11, 19860422), (22, 9930211), (239, 914078), (478, 457039), (2629, 83098), (5258, 41549)]