20620518

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{110863}}^1$

素因数の和:110899

約数の個数: 16

約数和(自身を含む): 42571776

約数和(自身を除く): 21951258

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 110863, 221726, 332589, 665178, 3436753, 6873506, 10310259, 20620518]

約数ペア:

[(1, 20620518), (2, 10310259), (3, 6873506), (6, 3436753), (31, 665178), (62, 332589), (93, 221726), (186, 110863)]