20079893547

素因数分解:

$3^3\times 7^1\times {\mathrm{6869}}^1\times {\mathrm{15467}}^1$

素因数の和:22352

約数の個数: 32

約数和(自身を含む): 34004851200

約数和(自身を除く): 13924957653

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6869, 15467, 20607, 46401, 48083, 61821, 108269, 139203, 144249, 185463, 324807, 417609, 432747, 974421, 1298241, 2923263, 106242823, 318728469, 743699761, 956185407, 2231099283, 2868556221, 6693297849, 20079893547]

約数ペア:

[(1, 20079893547), (3, 6693297849), (7, 2868556221), (9, 2231099283), (21, 956185407), (27, 743699761), (63, 318728469), (189, 106242823), (6869, 2923263), (15467, 1298241), (20607, 974421), (46401, 432747), (48083, 417609), (61821, 324807), (108269, 185463), (139203, 144249)]