20319352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2819}}^1$

素因数の和:2895

約数の個数: 32

約数和(自身を含む): 41115600

約数和(自身を除く): 20796248

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 2819, 3604, 5638, 7208, 11276, 22552, 47923, 95846, 149407, 191692, 298814, 383384, 597628, 1195256, 2539919, 5079838, 10159676, 20319352]

約数ペア:

[(1, 20319352), (2, 10159676), (4, 5079838), (8, 2539919), (17, 1195256), (34, 597628), (53, 383384), (68, 298814), (106, 191692), (136, 149407), (212, 95846), (424, 47923), (901, 22552), (1802, 11276), (2819, 7208), (3604, 5638)]