18108170

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 33858000

約数和(自身を除く): 15749830

約数列:

[1, 2, 5, 10, 37, 74, 109, 185, 218, 370, 449, 545, 898, 1090, 2245, 4033, 4490, 8066, 16613, 20165, 33226, 40330, 48941, 83065, 97882, 166130, 244705, 489410, 1810817, 3621634, 9054085, 18108170]

約数ペア:

[(1, 18108170), (2, 9054085), (5, 3621634), (10, 1810817), (37, 489410), (74, 244705), (109, 166130), (185, 97882), (218, 83065), (370, 48941), (449, 40330), (545, 33226), (898, 20165), (1090, 16613), (2245, 8066), (4033, 4490)]