199895828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{110807}}^1$

素因数の和:110863

約数の個数: 24

約数和(自身を含む): 390930624

約数和(自身を除く): 191034796

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 110807, 221614, 443228, 1218877, 2437754, 4543087, 4875508, 9086174, 18172348, 49973957, 99947914, 199895828]

約数ペア:

[(1, 199895828), (2, 99947914), (4, 49973957), (11, 18172348), (22, 9086174), (41, 4875508), (44, 4543087), (82, 2437754), (164, 1218877), (451, 443228), (902, 221614), (1804, 110807)]