20576465271

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1\times {\mathrm{1657}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 30960165600

約数和(自身を除く): 10383700329

約数列:

[1, 3, 9, 37, 89, 111, 267, 333, 419, 801, 1257, 1657, 3293, 3771, 4971, 9879, 14913, 15503, 29637, 37291, 46509, 61309, 111873, 139527, 147473, 183927, 335619, 442419, 551781, 694283, 1327257, 1379767, 2082849, 4139301, 5456501, 6248547, 12417903, 16369503, 25688471, 49108509, 61791187, 77065413, 185373561, 231196239, 556120683, 2286273919, 6858821757, 20576465271]

約数ペア:

[(1, 20576465271), (3, 6858821757), (9, 2286273919), (37, 556120683), (89, 231196239), (111, 185373561), (267, 77065413), (333, 61791187), (419, 49108509), (801, 25688471), (1257, 16369503), (1657, 12417903), (3293, 6248547), (3771, 5456501), (4971, 4139301), (9879, 2082849), (14913, 1379767), (15503, 1327257), (29637, 694283), (37291, 551781), (46509, 442419), (61309, 335619), (111873, 183927), (139527, 147473)]