20143045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18229}}^1$

素因数の和:18264

約数の個数: 16

約数和(自身を含む): 27563760

約数和(自身を除く): 7420715

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 18229, 91145, 236977, 309893, 1184885, 1549465, 4028609, 20143045]

約数ペア:

[(1, 20143045), (5, 4028609), (13, 1549465), (17, 1184885), (65, 309893), (85, 236977), (221, 91145), (1105, 18229)]