19814192

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42703}}^1$

素因数の和:42740

約数の個数: 20

約数和(自身を含む): 39714720

約数和(自身を除く): 19900528

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42703, 85406, 170812, 341624, 683248, 1238387, 2476774, 4953548, 9907096, 19814192]

約数ペア:

[(1, 19814192), (2, 9907096), (4, 4953548), (8, 2476774), (16, 1238387), (29, 683248), (58, 341624), (116, 170812), (232, 85406), (464, 42703)]