20178395523

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{825191}}^1$

素因数の和:825240

約数の個数: 48

約数和(自身を含む): 36044386560

約数和(自身を除く): 15865991037

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 1287, 1881, 2223, 2717, 8151, 24453, 825191, 2475573, 7426719, 9077101, 10727483, 15678629, 27231303, 32182449, 47035887, 81693909, 96547347, 118002313, 141107661, 172464919, 203822177, 354006939, 517394757, 611466531, 1062020817, 1552184271, 1834399593, 2242043947, 6726131841, 20178395523]

約数ペア:

[(1, 20178395523), (3, 6726131841), (9, 2242043947), (11, 1834399593), (13, 1552184271), (19, 1062020817), (33, 611466531), (39, 517394757), (57, 354006939), (99, 203822177), (117, 172464919), (143, 141107661), (171, 118002313), (209, 96547347), (247, 81693909), (429, 47035887), (627, 32182449), (741, 27231303), (1287, 15678629), (1881, 10727483), (2223, 9077101), (2717, 7426719), (8151, 2475573), (24453, 825191)]