20163397306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{47639}}^1$

素因数の和:47950

約数の個数: 32

約数和(自身を含む): 33166586880

約数和(自身を除く): 13003189574

約数列:

[1, 2, 13, 26, 73, 146, 223, 446, 949, 1898, 2899, 5798, 16279, 32558, 47639, 95278, 211627, 423254, 619307, 1238614, 3477647, 6955294, 10623497, 21246994, 45209411, 90418822, 138105461, 276210922, 775515281, 1551030562, 10081698653, 20163397306]

約数ペア:

[(1, 20163397306), (2, 10081698653), (13, 1551030562), (26, 775515281), (73, 276210922), (146, 138105461), (223, 90418822), (446, 45209411), (949, 21246994), (1898, 10623497), (2899, 6955294), (5798, 3477647), (16279, 1238614), (32558, 619307), (47639, 423254), (95278, 211627)]