8940178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 15240960

約数和(自身を除く): 6300782

約数列:

[1, 2, 13, 26, 29, 58, 71, 142, 167, 334, 377, 754, 923, 1846, 2059, 2171, 4118, 4342, 4843, 9686, 11857, 23714, 26767, 53534, 62959, 125918, 154141, 308282, 343853, 687706, 4470089, 8940178]

約数ペア:

[(1, 8940178), (2, 4470089), (13, 687706), (26, 343853), (29, 308282), (58, 154141), (71, 125918), (142, 62959), (167, 53534), (334, 26767), (377, 23714), (754, 11857), (923, 9686), (1846, 4843), (2059, 4342), (2171, 4118)]