20151358

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 33950016

約数和(自身を除く): 13798658

約数列:

[1, 2, 17, 23, 34, 46, 73, 146, 353, 391, 706, 782, 1241, 1679, 2482, 3358, 6001, 8119, 12002, 16238, 25769, 28543, 51538, 57086, 138023, 276046, 438073, 592687, 876146, 1185374, 10075679, 20151358]

約数ペア:

[(1, 20151358), (2, 10075679), (17, 1185374), (23, 876146), (34, 592687), (46, 438073), (73, 276046), (146, 138023), (353, 57086), (391, 51538), (706, 28543), (782, 25769), (1241, 16238), (1679, 12002), (2482, 8119), (3358, 6001)]