20209462

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 39357360

約数和(自身を除く): 19147898

約数列:

[1, 2, 7, 13, 14, 26, 29, 49, 58, 91, 98, 182, 203, 377, 406, 547, 637, 754, 1094, 1274, 1421, 2639, 2842, 3829, 5278, 7111, 7658, 14222, 15863, 18473, 26803, 31726, 36946, 49777, 53606, 99554, 111041, 206219, 222082, 348439, 412438, 696878, 777287, 1443533, 1554574, 2887066, 10104731, 20209462]

約数ペア:

[(1, 20209462), (2, 10104731), (7, 2887066), (13, 1554574), (14, 1443533), (26, 777287), (29, 696878), (49, 412438), (58, 348439), (91, 222082), (98, 206219), (182, 111041), (203, 99554), (377, 53606), (406, 49777), (547, 36946), (637, 31726), (754, 26803), (1094, 18473), (1274, 15863), (1421, 14222), (2639, 7658), (2842, 7111), (3829, 5278)]