12980192

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 27674640

約数和(自身を除く): 14694448

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 74, 76, 148, 152, 296, 304, 577, 592, 608, 703, 1154, 1184, 1406, 2308, 2812, 4616, 5624, 9232, 10963, 11248, 18464, 21349, 21926, 22496, 42698, 43852, 85396, 87704, 170792, 175408, 341584, 350816, 405631, 683168, 811262, 1622524, 3245048, 6490096, 12980192]

約数ペア:

[(1, 12980192), (2, 6490096), (4, 3245048), (8, 1622524), (16, 811262), (19, 683168), (32, 405631), (37, 350816), (38, 341584), (74, 175408), (76, 170792), (148, 87704), (152, 85396), (296, 43852), (304, 42698), (577, 22496), (592, 21926), (608, 21349), (703, 18464), (1154, 11248), (1184, 10963), (1406, 9232), (2308, 5624), (2812, 4616)]