20431334

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1723}}^1$

素因数の和:1761

約数の個数: 36

約数和(自身を含む): 39208932

約数和(自身を除く): 18777598

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 1723, 3446, 5929, 11858, 12061, 18953, 24122, 37906, 84427, 132671, 168854, 208483, 265342, 416966, 928697, 1459381, 1857394, 2918762, 10215667, 20431334]

約数ペア:

[(1, 20431334), (2, 10215667), (7, 2918762), (11, 1857394), (14, 1459381), (22, 928697), (49, 416966), (77, 265342), (98, 208483), (121, 168854), (154, 132671), (242, 84427), (539, 37906), (847, 24122), (1078, 18953), (1694, 12061), (1723, 11858), (3446, 5929)]