20944222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15199}}^1$

素因数の和:15267

約数の個数: 16

約数和(自身を含む): 34473600

約数和(自身を除く): 13529378

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 15199, 30398, 197587, 395174, 805547, 1611094, 10472111, 20944222]

約数ペア:

[(1, 20944222), (2, 10472111), (13, 1611094), (26, 805547), (53, 395174), (106, 197587), (689, 30398), (1378, 15199)]