18762224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{90203}}^1$

素因数の和:90224

約数の個数: 20

約数和(自身を含む): 39148536

約数和(自身を除く): 20386312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 90203, 180406, 360812, 721624, 1172639, 1443248, 2345278, 4690556, 9381112, 18762224]

約数ペア:

[(1, 18762224), (2, 9381112), (4, 4690556), (8, 2345278), (13, 1443248), (16, 1172639), (26, 721624), (52, 360812), (104, 180406), (208, 90203)]