18076916

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:82

約数の個数: 72

約数和(自身を含む): 39884040

約数和(自身を除く): 21807124

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 121, 143, 169, 187, 221, 242, 286, 338, 374, 442, 484, 572, 676, 748, 884, 1573, 1859, 2057, 2197, 2431, 2873, 3146, 3718, 4114, 4394, 4862, 5746, 6292, 7436, 8228, 8788, 9724, 11492, 20449, 24167, 26741, 31603, 37349, 40898, 48334, 53482, 63206, 74698, 81796, 96668, 106964, 126412, 149396, 265837, 347633, 410839, 531674, 695266, 821678, 1063348, 1390532, 1643356, 4519229, 9038458, 18076916]

約数ペア:

[(1, 18076916), (2, 9038458), (4, 4519229), (11, 1643356), (13, 1390532), (17, 1063348), (22, 821678), (26, 695266), (34, 531674), (44, 410839), (52, 347633), (68, 265837), (121, 149396), (143, 126412), (169, 106964), (187, 96668), (221, 81796), (242, 74698), (286, 63206), (338, 53482), (374, 48334), (442, 40898), (484, 37349), (572, 31603), (676, 26741), (748, 24167), (884, 20449), (1573, 11492), (1859, 9724), (2057, 8788), (2197, 8228), (2431, 7436), (2873, 6292), (3146, 5746), (3718, 4862), (4114, 4394)]