20289473

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1601}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 23068800

約数和(自身を除く): 2779327

約数列:

[1, 19, 23, 29, 437, 551, 667, 1601, 12673, 30419, 36823, 46429, 699637, 882151, 1067867, 20289473]

約数ペア:

[(1, 20289473), (19, 1067867), (23, 882151), (29, 699637), (437, 46429), (551, 36823), (667, 30419), (1601, 12673)]