20099826

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2408

約数の個数: 40

約数和(自身を含む): 45907884

約数和(自身を除く): 25808058

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2341, 2862, 4293, 4682, 7023, 8586, 14046, 21069, 42138, 63207, 124073, 126414, 189621, 248146, 372219, 379242, 744438, 1116657, 2233314, 3349971, 6699942, 10049913, 20099826]

約数ペア:

[(1, 20099826), (2, 10049913), (3, 6699942), (6, 3349971), (9, 2233314), (18, 1116657), (27, 744438), (53, 379242), (54, 372219), (81, 248146), (106, 189621), (159, 126414), (162, 124073), (318, 63207), (477, 42138), (954, 21069), (1431, 14046), (2341, 8586), (2862, 7023), (4293, 4682)]