2018218956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1\times {\mathrm{2131}}^1$

素因数の和:2631

約数の個数: 72

約数和(自身を含む): 5112604224

約数和(自身を除く): 3094385268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 467, 507, 676, 934, 1014, 1401, 1868, 2028, 2131, 2802, 4262, 5604, 6071, 6393, 8524, 12142, 12786, 18213, 24284, 25572, 27703, 36426, 55406, 72852, 78923, 83109, 110812, 157846, 166218, 236769, 315692, 332436, 360139, 473538, 720278, 947076, 995177, 1080417, 1440556, 1990354, 2160834, 2985531, 3980708, 4321668, 5971062, 11942124, 12937301, 25874602, 38811903, 51749204, 77623806, 155247612, 168184913, 336369826, 504554739, 672739652, 1009109478, 2018218956]

約数ペア:

[(1, 2018218956), (2, 1009109478), (3, 672739652), (4, 504554739), (6, 336369826), (12, 168184913), (13, 155247612), (26, 77623806), (39, 51749204), (52, 38811903), (78, 25874602), (156, 12937301), (169, 11942124), (338, 5971062), (467, 4321668), (507, 3980708), (676, 2985531), (934, 2160834), (1014, 1990354), (1401, 1440556), (1868, 1080417), (2028, 995177), (2131, 947076), (2802, 720278), (4262, 473538), (5604, 360139), (6071, 332436), (6393, 315692), (8524, 236769), (12142, 166218), (12786, 157846), (18213, 110812), (24284, 83109), (25572, 78923), (27703, 72852), (36426, 55406)]