18284877

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 31253040

約数和(自身を除く): 12968163

約数列:

[1, 3, 9, 13, 17, 29, 39, 51, 87, 117, 153, 221, 261, 317, 377, 493, 663, 951, 1131, 1479, 1989, 2853, 3393, 4121, 4437, 5389, 6409, 9193, 12363, 16167, 19227, 27579, 37089, 48501, 57681, 70057, 82737, 119509, 156281, 210171, 358527, 468843, 630513, 1075581, 1406529, 2031653, 6094959, 18284877]

約数ペア:

[(1, 18284877), (3, 6094959), (9, 2031653), (13, 1406529), (17, 1075581), (29, 630513), (39, 468843), (51, 358527), (87, 210171), (117, 156281), (153, 119509), (221, 82737), (261, 70057), (317, 57681), (377, 48501), (493, 37089), (663, 27579), (951, 19227), (1131, 16167), (1479, 12363), (1989, 9193), (2853, 6409), (3393, 5389), (4121, 4437)]