20257424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115099}}^1$

素因数の和:115118

約数の個数: 20

約数和(自身を含む): 42817200

約数和(自身を除く): 22559776

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115099, 230198, 460396, 920792, 1266089, 1841584, 2532178, 5064356, 10128712, 20257424]

約数ペア:

[(1, 20257424), (2, 10128712), (4, 5064356), (8, 2532178), (11, 1841584), (16, 1266089), (22, 920792), (44, 460396), (88, 230198), (176, 115099)]