19123025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 25236480

約数和(自身を除く): 6113455

約数列:

[1, 5, 19, 25, 95, 127, 317, 475, 635, 1585, 2413, 3175, 6023, 7925, 12065, 30115, 40259, 60325, 150575, 201295, 764921, 1006475, 3824605, 19123025]

約数ペア:

[(1, 19123025), (5, 3824605), (19, 1006475), (25, 764921), (95, 201295), (127, 150575), (317, 60325), (475, 40259), (635, 30115), (1585, 12065), (2413, 7925), (3175, 6023)]