20705536944

素因数分解:

$2^4\times 3^2\times {\mathrm{1021}}^1\times {\mathrm{140831}}^1$

素因数の和:141866

約数の個数: 60

約数和(自身を含む): 58003912512

約数和(自身を除く): 37298375568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1021, 2042, 3063, 4084, 6126, 8168, 9189, 12252, 16336, 18378, 24504, 36756, 49008, 73512, 140831, 147024, 281662, 422493, 563324, 844986, 1126648, 1267479, 1689972, 2253296, 2534958, 3379944, 5069916, 6759888, 10139832, 20279664, 143788451, 287576902, 431365353, 575153804, 862730706, 1150307608, 1294096059, 1725461412, 2300615216, 2588192118, 3450922824, 5176384236, 6901845648, 10352768472, 20705536944]

約数ペア:

[(1, 20705536944), (2, 10352768472), (3, 6901845648), (4, 5176384236), (6, 3450922824), (8, 2588192118), (9, 2300615216), (12, 1725461412), (16, 1294096059), (18, 1150307608), (24, 862730706), (36, 575153804), (48, 431365353), (72, 287576902), (144, 143788451), (1021, 20279664), (2042, 10139832), (3063, 6759888), (4084, 5069916), (6126, 3379944), (8168, 2534958), (9189, 2253296), (12252, 1689972), (16336, 1267479), (18378, 1126648), (24504, 844986), (36756, 563324), (49008, 422493), (73512, 281662), (140831, 147024)]