189820218

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{645647}}^1$

素因数の和:645666

約数の個数: 24

約数和(自身を含む): 441623232

約数和(自身を除く): 251803014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 645647, 1291294, 1936941, 3873882, 4519529, 9039058, 13558587, 27117174, 31636703, 63273406, 94910109, 189820218]

約数ペア:

[(1, 189820218), (2, 94910109), (3, 63273406), (6, 31636703), (7, 27117174), (14, 13558587), (21, 9039058), (42, 4519529), (49, 3873882), (98, 1936941), (147, 1291294), (294, 645647)]