20249905882

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{507491}}^1$

素因数の和:507845

約数の個数: 16

約数和(自身を含む): 30912352704

約数和(自身を除く): 10662446822

約数列:

[1, 2, 71, 142, 281, 562, 19951, 39902, 507491, 1014982, 36031861, 72063722, 142604971, 285209942, 10124952941, 20249905882]

約数ペア:

[(1, 20249905882), (2, 10124952941), (71, 285209942), (142, 142604971), (281, 72063722), (562, 36031861), (19951, 1014982), (39902, 507491)]