19670020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57853}}^1$

素因数の和:57879

約数の個数: 24

約数和(自身を含む): 43737624

約数和(自身を除く): 24067604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57853, 115706, 231412, 289265, 578530, 983501, 1157060, 1967002, 3934004, 4917505, 9835010, 19670020]

約数ペア:

[(1, 19670020), (2, 9835010), (4, 4917505), (5, 3934004), (10, 1967002), (17, 1157060), (20, 983501), (34, 578530), (68, 289265), (85, 231412), (170, 115706), (340, 57853)]