20161002985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{17359}}^1$

素因数の和:17581

約数の個数: 32

約数和(自身を含む): 25598361600

約数和(自身を除く): 5437358615

約数列:

[1, 5, 31, 59, 127, 155, 295, 635, 1829, 3937, 7493, 9145, 17359, 19685, 37465, 86795, 232283, 538129, 1024181, 1161415, 2204593, 2690645, 5120905, 11022965, 31749611, 68342383, 130070987, 158748055, 341711915, 650354935, 4032200597, 20161002985]

約数ペア:

[(1, 20161002985), (5, 4032200597), (31, 650354935), (59, 341711915), (127, 158748055), (155, 130070987), (295, 68342383), (635, 31749611), (1829, 11022965), (3937, 5120905), (7493, 2690645), (9145, 2204593), (17359, 1161415), (19685, 1024181), (37465, 538129), (86795, 232283)]