18285885

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7129}}^1$

素因数の和:7162

約数の個数: 32

約数和(自身を含む): 34224000

約数和(自身を除く): 15938115

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7129, 21387, 35645, 64161, 106935, 135451, 192483, 320805, 406353, 677255, 962415, 1219059, 2031765, 3657177, 6095295, 18285885]

約数ペア:

[(1, 18285885), (3, 6095295), (5, 3657177), (9, 2031765), (15, 1219059), (19, 962415), (27, 677255), (45, 406353), (57, 320805), (95, 192483), (135, 135451), (171, 106935), (285, 64161), (513, 35645), (855, 21387), (2565, 7129)]