2190243981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{73471}}^1$

素因数の和:74016

約数の個数: 16

約数和(自身を含む): 3079946240

約数和(自身を除く): 889702259

約数列:

[1, 3, 19, 57, 523, 1569, 9937, 29811, 73471, 220413, 1395949, 4187847, 38425333, 115275999, 730081327, 2190243981]

約数ペア:

[(1, 2190243981), (3, 730081327), (19, 115275999), (57, 38425333), (523, 4187847), (1569, 1395949), (9937, 220413), (29811, 73471)]