18243628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4441}}^1$

素因数の和:4537

約数の個数: 24

約数和(自身を含む): 34825280

約数和(自身を除く): 16581652

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4441, 8882, 17764, 57733, 115466, 230932, 350839, 701678, 1403356, 4560907, 9121814, 18243628]

約数ペア:

[(1, 18243628), (2, 9121814), (4, 4560907), (13, 1403356), (26, 701678), (52, 350839), (79, 230932), (158, 115466), (316, 57733), (1027, 17764), (2054, 8882), (4108, 4441)]