18146870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{653}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 37482048

約数和(自身を除く): 19335178

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 653, 794, 1306, 1985, 2779, 3265, 3970, 4571, 5558, 6530, 9142, 13895, 22855, 27790, 45710, 259241, 518482, 1296205, 1814687, 2592410, 3629374, 9073435, 18146870]

約数ペア:

[(1, 18146870), (2, 9073435), (5, 3629374), (7, 2592410), (10, 1814687), (14, 1296205), (35, 518482), (70, 259241), (397, 45710), (653, 27790), (794, 22855), (1306, 13895), (1985, 9142), (2779, 6530), (3265, 5558), (3970, 4571)]