219936476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{47441}}^1$

素因数の和:47525

約数の個数: 24

約数和(自身を含む): 411796560

約数和(自身を除く): 191860084

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 47441, 94882, 189764, 901379, 1802758, 2893901, 3605516, 5787802, 11575604, 54984119, 109968238, 219936476]

約数ペア:

[(1, 219936476), (2, 109968238), (4, 54984119), (19, 11575604), (38, 5787802), (61, 3605516), (76, 2893901), (122, 1802758), (244, 901379), (1159, 189764), (2318, 94882), (4636, 47441)]