18246440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26833}}^1$

素因数の和:26861

約数の個数: 32

約数和(自身を含む): 43471080

約数和(自身を除く): 25224640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 26833, 53666, 107332, 134165, 214664, 268330, 456161, 536660, 912322, 1073320, 1824644, 2280805, 3649288, 4561610, 9123220, 18246440]

約数ペア:

[(1, 18246440), (2, 9123220), (4, 4561610), (5, 3649288), (8, 2280805), (10, 1824644), (17, 1073320), (20, 912322), (34, 536660), (40, 456161), (68, 268330), (85, 214664), (136, 134165), (170, 107332), (340, 53666), (680, 26833)]