17921740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52711}}^1$

素因数の和:52737

約数の個数: 24

約数和(自身を含む): 39850272

約数和(自身を除く): 21928532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 52711, 105422, 210844, 263555, 527110, 896087, 1054220, 1792174, 3584348, 4480435, 8960870, 17921740]

約数ペア:

[(1, 17921740), (2, 8960870), (4, 4480435), (5, 3584348), (10, 1792174), (17, 1054220), (20, 896087), (34, 527110), (68, 263555), (85, 210844), (170, 105422), (340, 52711)]