19166961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5639}}^1$

素因数の和:5756

約数の個数: 16

約数和(自身を含む): 28154880

約数和(自身を除く): 8987919

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 5639, 16917, 62029, 186087, 580817, 1742451, 6388987, 19166961]

約数ペア:

[(1, 19166961), (3, 6388987), (11, 1742451), (33, 580817), (103, 186087), (309, 62029), (1133, 16917), (3399, 5639)]