19749145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10477}}^1$

素因数の和:10524

約数の個数: 16

約数和(自身を含む): 26404560

約数和(自身を除く): 6655415

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 10477, 52385, 136201, 303833, 681005, 1519165, 3949829, 19749145]

約数ペア:

[(1, 19749145), (5, 3949829), (13, 1519165), (29, 681005), (65, 303833), (145, 136201), (377, 52385), (1885, 10477)]