1806840861

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{19559}}^1$

素因数の和:19705

約数の個数: 32

約数和(自身を含む): 2839173120

約数和(自身を除く): 1032332259

約数列:

[1, 3, 7, 21, 53, 83, 159, 249, 371, 581, 1113, 1743, 4399, 13197, 19559, 30793, 58677, 92379, 136913, 410739, 1036627, 1623397, 3109881, 4870191, 7256389, 11363779, 21769167, 34091337, 86040041, 258120123, 602280287, 1806840861]

約数ペア:

[(1, 1806840861), (3, 602280287), (7, 258120123), (21, 86040041), (53, 34091337), (83, 21769167), (159, 11363779), (249, 7256389), (371, 4870191), (581, 3109881), (1113, 1623397), (1743, 1036627), (4399, 410739), (13197, 136913), (19559, 92379), (30793, 58677)]