20897846

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{3049}}^1$

素因数の和:3223

約数の個数: 16

約数和(自身を含む): 32940000

約数和(自身を除く): 12042154

約数列:

[1, 2, 23, 46, 149, 298, 3049, 3427, 6098, 6854, 70127, 140254, 454301, 908602, 10448923, 20897846]

約数ペア:

[(1, 20897846), (2, 10448923), (23, 908602), (46, 454301), (149, 140254), (298, 70127), (3049, 6854), (3427, 6098)]