18195730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13681}}^1$

素因数の和:13714

約数の個数: 32

約数和(自身を含む): 39404160

約数和(自身を除く): 21208430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 13681, 27362, 68405, 95767, 136810, 191534, 259939, 478835, 519878, 957670, 1299695, 1819573, 2599390, 3639146, 9097865, 18195730]

約数ペア:

[(1, 18195730), (2, 9097865), (5, 3639146), (7, 2599390), (10, 1819573), (14, 1299695), (19, 957670), (35, 519878), (38, 478835), (70, 259939), (95, 191534), (133, 136810), (190, 95767), (266, 68405), (665, 27362), (1330, 13681)]