18680824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137359}}^1$

素因数の和:137382

約数の個数: 16

約数和(自身を含む): 37087200

約数和(自身を除く): 18406376

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137359, 274718, 549436, 1098872, 2335103, 4670206, 9340412, 18680824]

約数ペア:

[(1, 18680824), (2, 9340412), (4, 4670206), (8, 2335103), (17, 1098872), (34, 549436), (68, 274718), (136, 137359)]