20163727844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1327}}^1\times {\mathrm{2837}}^1$

素因数の和:4284

約数の個数: 48

約数和(自身を含む): 38412261888

約数和(自身を除く): 18248534044

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1327, 1339, 2654, 2678, 2837, 5308, 5356, 5674, 11348, 17251, 34502, 36881, 69004, 73762, 136681, 147524, 273362, 292211, 546724, 584422, 1168844, 1776853, 3553706, 3764699, 3798743, 7107412, 7529398, 7597486, 15058796, 15194972, 48941087, 97882174, 195764348, 387763997, 775527994, 1551055988, 5040931961, 10081863922, 20163727844]

約数ペア:

[(1, 20163727844), (2, 10081863922), (4, 5040931961), (13, 1551055988), (26, 775527994), (52, 387763997), (103, 195764348), (206, 97882174), (412, 48941087), (1327, 15194972), (1339, 15058796), (2654, 7597486), (2678, 7529398), (2837, 7107412), (5308, 3798743), (5356, 3764699), (5674, 3553706), (11348, 1776853), (17251, 1168844), (34502, 584422), (36881, 546724), (69004, 292211), (73762, 273362), (136681, 147524)]