20020671

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4703}}^1$

素因数の和:4763

約数の個数: 24

約数和(自身を含む): 32288256

約数和(自身を除く): 12267585

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 4703, 14109, 42327, 51733, 155199, 202229, 465597, 606687, 1820061, 2224519, 6673557, 20020671]

約数ペア:

[(1, 20020671), (3, 6673557), (9, 2224519), (11, 1820061), (33, 606687), (43, 465597), (99, 202229), (129, 155199), (387, 51733), (473, 42327), (1419, 14109), (4257, 4703)]