19704997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1117}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 22538880

約数和(自身を除く): 2833883

約数列:

[1, 13, 23, 59, 299, 767, 1117, 1357, 14521, 17641, 25691, 65903, 333983, 856739, 1515769, 19704997]

約数ペア:

[(1, 19704997), (13, 1515769), (23, 856739), (59, 333983), (299, 65903), (767, 25691), (1117, 17641), (1357, 14521)]