18889611

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6131}}^1$

素因数の和:6226

約数の個数: 16

約数和(自身を含む): 27471360

約数和(自身を除く): 8581749

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 6131, 18393, 79703, 239109, 484349, 1453047, 6296537, 18889611]

約数ペア:

[(1, 18889611), (3, 6296537), (13, 1453047), (39, 484349), (79, 239109), (237, 79703), (1027, 18393), (3081, 6131)]