20187453088

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1977611}}^1$

素因数の和:1977661

約数の個数: 48

約数和(自身を含む): 44852240160

約数和(自身を除く): 24664787072

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 2552, 5104, 10208, 1977611, 3955222, 7910444, 15820888, 21753721, 31641776, 43507442, 57350719, 63283552, 87014884, 114701438, 174029768, 229402876, 348059536, 458805752, 630857909, 696119072, 917611504, 1261715818, 1835223008, 2523431636, 5046863272, 10093726544, 20187453088]

約数ペア:

[(1, 20187453088), (2, 10093726544), (4, 5046863272), (8, 2523431636), (11, 1835223008), (16, 1261715818), (22, 917611504), (29, 696119072), (32, 630857909), (44, 458805752), (58, 348059536), (88, 229402876), (116, 174029768), (176, 114701438), (232, 87014884), (319, 63283552), (352, 57350719), (464, 43507442), (638, 31641776), (928, 21753721), (1276, 15820888), (2552, 7910444), (5104, 3955222), (10208, 1977611)]