20121897792

素因数分解:

$2^6\times 3^1\times {\mathrm{331}}^1\times {\mathrm{316621}}^1$

素因数の和:316967

約数の個数: 56

約数和(自身を含む): 53400200032

約数和(自身を除く): 33278302240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 331, 662, 993, 1324, 1986, 2648, 3972, 5296, 7944, 10592, 15888, 21184, 31776, 63552, 316621, 633242, 949863, 1266484, 1899726, 2532968, 3799452, 5065936, 7598904, 10131872, 15197808, 20263744, 30395616, 60791232, 104801551, 209603102, 314404653, 419206204, 628809306, 838412408, 1257618612, 1676824816, 2515237224, 3353649632, 5030474448, 6707299264, 10060948896, 20121897792]

約数ペア:

[(1, 20121897792), (2, 10060948896), (3, 6707299264), (4, 5030474448), (6, 3353649632), (8, 2515237224), (12, 1676824816), (16, 1257618612), (24, 838412408), (32, 628809306), (48, 419206204), (64, 314404653), (96, 209603102), (192, 104801551), (331, 60791232), (662, 30395616), (993, 20263744), (1324, 15197808), (1986, 10131872), (2648, 7598904), (3972, 5065936), (5296, 3799452), (7944, 2532968), (10592, 1899726), (15888, 1266484), (21184, 949863), (31776, 633242), (63552, 316621)]