20713530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16057}}^1$

素因数の和:16110

約数の個数: 32

約数和(自身を含む): 50871744

約数和(自身を除く): 30158214

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16057, 32114, 48171, 80285, 96342, 160570, 240855, 481710, 690451, 1380902, 2071353, 3452255, 4142706, 6904510, 10356765, 20713530]

約数ペア:

[(1, 20713530), (2, 10356765), (3, 6904510), (5, 4142706), (6, 3452255), (10, 2071353), (15, 1380902), (30, 690451), (43, 481710), (86, 240855), (129, 160570), (215, 96342), (258, 80285), (430, 48171), (645, 32114), (1290, 16057)]