18231842013

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{78925723}}^1$

素因数の和:78925744

約数の個数: 16

約数和(自身を含む): 30307478016

約数和(自身を除く): 12075636003

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 78925723, 236777169, 552480061, 868182953, 1657440183, 2604548859, 6077280671, 18231842013]

約数ペア:

[(1, 18231842013), (3, 6077280671), (7, 2604548859), (11, 1657440183), (21, 868182953), (33, 552480061), (77, 236777169), (231, 78925723)]