20408973633

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{467}}^1\times {\mathrm{13451}}^1$

素因数の和:13962

約数の個数: 36

約数和(自身を含む): 31181789808

約数和(自身を除く): 10772816175

約数列:

[1, 3, 9, 19, 57, 171, 361, 467, 1083, 1401, 3249, 4203, 8873, 13451, 26619, 40353, 79857, 121059, 168587, 255569, 505761, 766707, 1517283, 2300121, 4855811, 6281617, 14567433, 18844851, 43702299, 56534553, 119350723, 358052169, 1074156507, 2267663737, 6802991211, 20408973633]

約数ペア:

[(1, 20408973633), (3, 6802991211), (9, 2267663737), (19, 1074156507), (57, 358052169), (171, 119350723), (361, 56534553), (467, 43702299), (1083, 18844851), (1401, 14567433), (3249, 6281617), (4203, 4855811), (8873, 2300121), (13451, 1517283), (26619, 766707), (40353, 505761), (79857, 255569), (121059, 168587)]