20687727244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{3727}}^1\times {\mathrm{81629}}^1$

素因数の和:85377

約数の個数: 24

約数和(自身を含む): 38343896640

約数和(自身を除く): 17656169396

約数列:

[1, 2, 4, 17, 34, 68, 3727, 7454, 14908, 63359, 81629, 126718, 163258, 253436, 326516, 1387693, 2775386, 5550772, 304231283, 608462566, 1216925132, 5171931811, 10343863622, 20687727244]

約数ペア:

[(1, 20687727244), (2, 10343863622), (4, 5171931811), (17, 1216925132), (34, 608462566), (68, 304231283), (3727, 5550772), (7454, 2775386), (14908, 1387693), (63359, 326516), (81629, 253436), (126718, 163258)]