1920908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 3704400

約数和(自身を除く): 1783492

約数列:

[1, 2, 4, 11, 22, 44, 149, 293, 298, 586, 596, 1172, 1639, 3223, 3278, 6446, 6556, 12892, 43657, 87314, 174628, 480227, 960454, 1920908]

約数ペア:

[(1, 1920908), (2, 960454), (4, 480227), (11, 174628), (22, 87314), (44, 43657), (149, 12892), (293, 6556), (298, 6446), (586, 3278), (596, 3223), (1172, 1639)]