20889422

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1111

約数の個数: 16

約数和(自身を含む): 32054400

約数和(自身を除く): 11164978

約数列:

[1, 2, 59, 118, 211, 422, 839, 1678, 12449, 24898, 49501, 99002, 177029, 354058, 10444711, 20889422]

約数ペア:

[(1, 20889422), (2, 10444711), (59, 354058), (118, 177029), (211, 99002), (422, 49501), (839, 24898), (1678, 12449)]