18485584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{88873}}^1$

素因数の和:88894

約数の個数: 20

約数和(自身を含む): 38571316

約数和(自身を除く): 20085732

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 88873, 177746, 355492, 710984, 1155349, 1421968, 2310698, 4621396, 9242792, 18485584]

約数ペア:

[(1, 18485584), (2, 9242792), (4, 4621396), (8, 2310698), (13, 1421968), (16, 1155349), (26, 710984), (52, 355492), (104, 177746), (208, 88873)]