18942255

素因数分解:

$3^4\times 5^1\times {\mathrm{46771}}^1$

素因数の和:46788

約数の個数: 20

約数和(自身を含む): 33956472

約数和(自身を除く): 15014217

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 46771, 140313, 233855, 420939, 701565, 1262817, 2104695, 3788451, 6314085, 18942255]

約数ペア:

[(1, 18942255), (3, 6314085), (5, 3788451), (9, 2104695), (15, 1262817), (27, 701565), (45, 420939), (81, 233855), (135, 140313), (405, 46771)]