20802018546

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{83641}}^1$

素因数の和:84027

約数の個数: 48

約数和(自身を含む): 46307891448

約数和(自身を除く): 25505872902

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 337, 369, 674, 738, 1011, 2022, 3033, 6066, 13817, 27634, 41451, 82902, 83641, 124353, 167282, 248706, 250923, 501846, 752769, 1505538, 3429281, 6858562, 10287843, 20575686, 28187017, 30863529, 56374034, 61727058, 84561051, 169122102, 253683153, 507366306, 1155667697, 2311335394, 3467003091, 6934006182, 10401009273, 20802018546]

約数ペア:

[(1, 20802018546), (2, 10401009273), (3, 6934006182), (6, 3467003091), (9, 2311335394), (18, 1155667697), (41, 507366306), (82, 253683153), (123, 169122102), (246, 84561051), (337, 61727058), (369, 56374034), (674, 30863529), (738, 28187017), (1011, 20575686), (2022, 10287843), (3033, 6858562), (6066, 3429281), (13817, 1505538), (27634, 752769), (41451, 501846), (82902, 250923), (83641, 248706), (124353, 167282)]