20120696

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6967}}^1$

素因数の和:7011

約数の個数: 24

約数和(自身を含む): 39822120

約数和(自身を除く): 19701424

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6967, 13934, 27868, 55736, 132373, 264746, 529492, 1058984, 2515087, 5030174, 10060348, 20120696]

約数ペア:

[(1, 20120696), (2, 10060348), (4, 5030174), (8, 2515087), (19, 1058984), (38, 529492), (76, 264746), (152, 132373), (361, 55736), (722, 27868), (1444, 13934), (2888, 6967)]