18298845

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1523}}^1$

素因数の和:1626

約数の個数: 32

約数和(自身を含む): 32918400

約数和(自身を除く): 14619555

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 1523, 2403, 4005, 4569, 7615, 12015, 13707, 22845, 41121, 68535, 135547, 205605, 406641, 677735, 1219923, 2033205, 3659769, 6099615, 18298845]

約数ペア:

[(1, 18298845), (3, 6099615), (5, 3659769), (9, 2033205), (15, 1219923), (27, 677735), (45, 406641), (89, 205605), (135, 135547), (267, 68535), (445, 41121), (801, 22845), (1335, 13707), (1523, 12015), (2403, 7615), (4005, 4569)]