20583535

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 29712384

約数和(自身を除く): 9128849

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 311, 427, 1085, 1555, 1891, 2135, 2177, 9455, 9641, 10885, 13237, 18971, 48205, 66185, 67487, 94855, 132797, 337435, 588101, 663985, 2940505, 4116707, 20583535]

約数ペア:

[(1, 20583535), (5, 4116707), (7, 2940505), (31, 663985), (35, 588101), (61, 337435), (155, 132797), (217, 94855), (305, 67487), (311, 66185), (427, 48205), (1085, 18971), (1555, 13237), (1891, 10885), (2135, 9641), (2177, 9455)]