20504034

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 25827966

約数列:

[1, 2, 3, 6, 9, 18, 43, 59, 86, 118, 129, 177, 258, 354, 387, 449, 531, 774, 898, 1062, 1347, 2537, 2694, 4041, 5074, 7611, 8082, 15222, 19307, 22833, 26491, 38614, 45666, 52982, 57921, 79473, 115842, 158946, 173763, 238419, 347526, 476838, 1139113, 2278226, 3417339, 6834678, 10252017, 20504034]

約数ペア:

[(1, 20504034), (2, 10252017), (3, 6834678), (6, 3417339), (9, 2278226), (18, 1139113), (43, 476838), (59, 347526), (86, 238419), (118, 173763), (129, 158946), (177, 115842), (258, 79473), (354, 57921), (387, 52982), (449, 45666), (531, 38614), (774, 26491), (898, 22833), (1062, 19307), (1347, 15222), (2537, 8082), (2694, 7611), (4041, 5074)]