20130478004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1\times {\mathrm{58771}}^1$

素因数の和:59736

約数の個数: 48

約数和(自身を含む): 43404767616

約数和(自身を除く): 23274289612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 941, 1882, 3764, 6587, 12233, 13174, 24466, 26348, 48932, 58771, 85631, 117542, 171262, 235084, 342524, 411397, 764023, 822794, 1528046, 1645588, 3056092, 5348161, 10696322, 21392644, 55303511, 110607022, 221214044, 387124577, 718945643, 774249154, 1437891286, 1548498308, 2875782572, 5032619501, 10065239002, 20130478004]

約数ペア:

[(1, 20130478004), (2, 10065239002), (4, 5032619501), (7, 2875782572), (13, 1548498308), (14, 1437891286), (26, 774249154), (28, 718945643), (52, 387124577), (91, 221214044), (182, 110607022), (364, 55303511), (941, 21392644), (1882, 10696322), (3764, 5348161), (6587, 3056092), (12233, 1645588), (13174, 1528046), (24466, 822794), (26348, 764023), (48932, 411397), (58771, 342524), (85631, 235084), (117542, 171262)]