18257104

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{12821}}^1$

素因数の和:12918

約数の個数: 20

約数和(自身を含む): 35773380

約数和(自身を除く): 17516276

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 12821, 25642, 51284, 102568, 205136, 1141069, 2282138, 4564276, 9128552, 18257104]

約数ペア:

[(1, 18257104), (2, 9128552), (4, 4564276), (8, 2282138), (16, 1141069), (89, 205136), (178, 102568), (356, 51284), (712, 25642), (1424, 12821)]