20831112

素因数分解:

$2^3\times 3^2\times {\mathrm{349}}^1\times {\mathrm{829}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 56647500

約数和(自身を除く): 35816388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 349, 698, 829, 1047, 1396, 1658, 2094, 2487, 2792, 3141, 3316, 4188, 4974, 6282, 6632, 7461, 8376, 9948, 12564, 14922, 19896, 25128, 29844, 59688, 289321, 578642, 867963, 1157284, 1735926, 2314568, 2603889, 3471852, 5207778, 6943704, 10415556, 20831112]

約数ペア:

[(1, 20831112), (2, 10415556), (3, 6943704), (4, 5207778), (6, 3471852), (8, 2603889), (9, 2314568), (12, 1735926), (18, 1157284), (24, 867963), (36, 578642), (72, 289321), (349, 59688), (698, 29844), (829, 25128), (1047, 19896), (1396, 14922), (1658, 12564), (2094, 9948), (2487, 8376), (2792, 7461), (3141, 6632), (3316, 6282), (4188, 4974)]