18441475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 24842160

約数和(自身を除く): 6400685

約数列:

[1, 5, 13, 25, 65, 179, 317, 325, 895, 1585, 2327, 4121, 4475, 7925, 11635, 20605, 56743, 58175, 103025, 283715, 737659, 1418575, 3688295, 18441475]

約数ペア:

[(1, 18441475), (5, 3688295), (13, 1418575), (25, 737659), (65, 283715), (179, 103025), (317, 58175), (325, 56743), (895, 20605), (1585, 11635), (2327, 7925), (4121, 4475)]