18320286061

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{170801}}^1$

素因数の和:171025

約数の個数: 24

約数和(自身を含む): 23365713600

約数和(自身を除く): 5045427539

約数列:

[1, 7, 11, 49, 77, 199, 539, 1393, 2189, 9751, 15323, 107261, 170801, 1195607, 1878811, 8369249, 13151677, 33989399, 92061739, 237925793, 373883389, 1665480551, 2617183723, 18320286061]

約数ペア:

[(1, 18320286061), (7, 2617183723), (11, 1665480551), (49, 373883389), (77, 237925793), (199, 92061739), (539, 33989399), (1393, 13151677), (2189, 8369249), (9751, 1878811), (15323, 1195607), (107261, 170801)]