20404222

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 31307472

約数和(自身を除く): 10903250

約数列:

[1, 2, 83, 101, 166, 202, 1217, 2434, 8383, 16766, 101011, 122917, 202022, 245834, 10202111, 20404222]

約数ペア:

[(1, 20404222), (2, 10202111), (83, 245834), (101, 202022), (166, 122917), (202, 101011), (1217, 16766), (2434, 8383)]