20942522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9341}}^1$

素因数の和:9421

約数の個数: 16

約数和(自身を含む): 33631200

約数和(自身を除く): 12688678

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9341, 18682, 177479, 354958, 551119, 1102238, 10471261, 20942522]

約数ペア:

[(1, 20942522), (2, 10471261), (19, 1102238), (38, 551119), (59, 354958), (118, 177479), (1121, 18682), (2242, 9341)]