18784235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{577}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 23970816

約数和(自身を除く): 5186581

約数列:

[1, 5, 17, 85, 383, 577, 1915, 2885, 6511, 9809, 32555, 49045, 220991, 1104955, 3756847, 18784235]

約数ペア:

[(1, 18784235), (5, 3756847), (17, 1104955), (85, 220991), (383, 49045), (577, 32555), (1915, 9809), (2885, 6511)]