18402618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1801}}^1$

素因数の和:1950

約数の個数: 32

約数和(自身を含む): 39961152

約数和(自身を除く): 21558534

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 1801, 3406, 3602, 5109, 5403, 10218, 10806, 23413, 46826, 70239, 140478, 235931, 471862, 707793, 1415586, 3067103, 6134206, 9201309, 18402618]

約数ペア:

[(1, 18402618), (2, 9201309), (3, 6134206), (6, 3067103), (13, 1415586), (26, 707793), (39, 471862), (78, 235931), (131, 140478), (262, 70239), (393, 46826), (786, 23413), (1703, 10806), (1801, 10218), (3406, 5403), (3602, 5109)]