20792973

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1607}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 29329920

約数和(自身を除く): 8536947

約数列:

[1, 3, 19, 57, 227, 681, 1607, 4313, 4821, 12939, 30533, 91599, 364789, 1094367, 6930991, 20792973]

約数ペア:

[(1, 20792973), (3, 6930991), (19, 1094367), (57, 364789), (227, 91599), (681, 30533), (1607, 12939), (4313, 4821)]