20344961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1249}}^1$

素因数の和:1448

約数の個数: 16

約数和(自身を含む): 25200000

約数和(自身を除く): 4855039

約数列:

[1, 7, 13, 91, 179, 1249, 1253, 2327, 8743, 16237, 16289, 113659, 223571, 1564997, 2906423, 20344961]

約数ペア:

[(1, 20344961), (7, 2906423), (13, 1564997), (91, 223571), (179, 113659), (1249, 16289), (1253, 16237), (2327, 8743)]