20580455049

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{3571}}^1$

素因数の和:4062

約数の個数: 64

約数和(自身を含む): 34867292160

約数和(自身を除く): 14286837111

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 409, 427, 671, 1227, 1281, 2013, 2863, 3571, 4499, 4697, 8589, 10713, 13497, 14091, 24949, 24997, 31493, 39281, 74847, 74991, 94479, 117843, 174643, 217831, 274439, 274967, 523929, 653493, 823317, 824901, 1460539, 1524817, 1921073, 2396141, 4381617, 4574451, 5763219, 7188423, 10223773, 16065929, 16772987, 30671319, 48197787, 50318961, 89092879, 112461503, 267278637, 337384509, 623650153, 980021669, 1870950459, 2940065007, 6860151683, 20580455049]

約数ペア:

[(1, 20580455049), (3, 6860151683), (7, 2940065007), (11, 1870950459), (21, 980021669), (33, 623650153), (61, 337384509), (77, 267278637), (183, 112461503), (231, 89092879), (409, 50318961), (427, 48197787), (671, 30671319), (1227, 16772987), (1281, 16065929), (2013, 10223773), (2863, 7188423), (3571, 5763219), (4499, 4574451), (4697, 4381617), (8589, 2396141), (10713, 1921073), (13497, 1524817), (14091, 1460539), (24949, 824901), (24997, 823317), (31493, 653493), (39281, 523929), (74847, 274967), (74991, 274439), (94479, 217831), (117843, 174643)]