20484295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10867}}^1$

素因数の和:10914

約数の個数: 16

約数和(自身を含む): 27387360

約数和(自身を除く): 6903065

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 10867, 54335, 141271, 315143, 706355, 1575715, 4096859, 20484295]

約数ペア:

[(1, 20484295), (5, 4096859), (13, 1575715), (29, 706355), (65, 315143), (145, 141271), (377, 54335), (1885, 10867)]