15691148540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19135547}}^1$

素因数の和:19135597

約数の個数: 24

約数和(自身を含む): 33755106672

約数和(自身を除く): 18063958132

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 19135547, 38271094, 76542188, 95677735, 191355470, 382710940, 784557427, 1569114854, 3138229708, 3922787135, 7845574270, 15691148540]

約数ペア:

[(1, 15691148540), (2, 7845574270), (4, 3922787135), (5, 3138229708), (10, 1569114854), (20, 784557427), (41, 382710940), (82, 191355470), (164, 95677735), (205, 76542188), (410, 38271094), (820, 19135547)]