20120804072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{368729}}^1$

素因数の和:369113

約数の個数: 32

約数和(自身を含む): 39822840000

約数和(自身を除く): 19702035928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 359, 718, 1436, 2872, 6821, 13642, 27284, 54568, 368729, 737458, 1474916, 2949832, 7005851, 14011702, 28023404, 56046808, 132373711, 264747422, 529494844, 1058989688, 2515100509, 5030201018, 10060402036, 20120804072]

約数ペア:

[(1, 20120804072), (2, 10060402036), (4, 5030201018), (8, 2515100509), (19, 1058989688), (38, 529494844), (76, 264747422), (152, 132373711), (359, 56046808), (718, 28023404), (1436, 14011702), (2872, 7005851), (6821, 2949832), (13642, 1474916), (27284, 737458), (54568, 368729)]