20263355

素因数分解:

$5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1151}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 27869184

約数和(自身を除く): 7605829

約数列:

[1, 5, 7, 35, 503, 1151, 2515, 3521, 5755, 8057, 17605, 40285, 578953, 2894765, 4052671, 20263355]

約数ペア:

[(1, 20263355), (5, 4052671), (7, 2894765), (35, 578953), (503, 40285), (1151, 17605), (2515, 8057), (3521, 5755)]