20123235603

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{420997}}^1$

素因数の和:421163

約数の個数: 24

約数和(自身を含む): 29948113728

約数和(自身を除く): 9824878125

約数列:

[1, 3, 9, 47, 113, 141, 339, 423, 1017, 5311, 15933, 47799, 420997, 1262991, 3788973, 19786859, 47572661, 59360577, 142717983, 178081731, 428153949, 2235915067, 6707745201, 20123235603]

約数ペア:

[(1, 20123235603), (3, 6707745201), (9, 2235915067), (47, 428153949), (113, 178081731), (141, 142717983), (339, 59360577), (423, 47572661), (1017, 19786859), (5311, 3788973), (15933, 1262991), (47799, 420997)]