20311107

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 30689280

約数和(自身を除く): 10378173

約数列:

[1, 3, 17, 29, 31, 51, 87, 93, 443, 493, 527, 899, 1329, 1479, 1581, 2697, 7531, 12847, 13733, 15283, 22593, 38541, 41199, 45849, 218399, 233461, 398257, 655197, 700383, 1194771, 6770369, 20311107]

約数ペア:

[(1, 20311107), (3, 6770369), (17, 1194771), (29, 700383), (31, 655197), (51, 398257), (87, 233461), (93, 218399), (443, 45849), (493, 41199), (527, 38541), (899, 22593), (1329, 15283), (1479, 13733), (1581, 12847), (2697, 7531)]