1921972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 3782016

約数和(自身を除く): 1860044

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 1607, 3214, 6428, 20891, 36961, 41782, 73922, 83564, 147844, 480493, 960986, 1921972]

約数ペア:

[(1, 1921972), (2, 960986), (4, 480493), (13, 147844), (23, 83564), (26, 73922), (46, 41782), (52, 36961), (92, 20891), (299, 6428), (598, 3214), (1196, 1607)]