19948084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1336

約数の個数: 36

約数和(自身を含む): 39475296

約数和(自身を除く): 19527212

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 169, 299, 338, 598, 676, 1196, 1283, 2566, 3887, 5132, 7774, 15548, 16679, 29509, 33358, 59018, 66716, 118036, 216827, 383617, 433654, 767234, 867308, 1534468, 4987021, 9974042, 19948084]

約数ペア:

[(1, 19948084), (2, 9974042), (4, 4987021), (13, 1534468), (23, 867308), (26, 767234), (46, 433654), (52, 383617), (92, 216827), (169, 118036), (299, 66716), (338, 59018), (598, 33358), (676, 29509), (1196, 16679), (1283, 15548), (2566, 7774), (3887, 5132)]