19002025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4721}}^1$

素因数の和:4761

約数の個数: 24

約数和(自身を含む): 28105344

約数和(自身を除く): 9103319

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 4721, 23605, 33047, 108583, 118025, 165235, 542915, 760081, 826175, 2714575, 3800405, 19002025]

約数ペア:

[(1, 19002025), (5, 3800405), (7, 2714575), (23, 826175), (25, 760081), (35, 542915), (115, 165235), (161, 118025), (175, 108583), (575, 33047), (805, 23605), (4025, 4721)]