20120734

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1871}}^1$

素因数の和:2175

約数の個数: 16

約数和(自身を含む): 31898880

約数和(自身を除く): 11778146

約数列:

[1, 2, 19, 38, 283, 566, 1871, 3742, 5377, 10754, 35549, 71098, 529493, 1058986, 10060367, 20120734]

約数ペア:

[(1, 20120734), (2, 10060367), (19, 1058986), (38, 529493), (283, 71098), (566, 35549), (1871, 10754), (3742, 5377)]