20081607

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4327}}^1$

素因数の和:4367

約数の個数: 32

約数和(自身を含む): 34900992

約数和(自身を除く): 14819385

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4327, 4641, 12981, 30289, 56251, 73559, 90867, 168753, 220677, 393757, 514913, 956267, 1181271, 1544739, 2868801, 6693869, 20081607]

約数ペア:

[(1, 20081607), (3, 6693869), (7, 2868801), (13, 1544739), (17, 1181271), (21, 956267), (39, 514913), (51, 393757), (91, 220677), (119, 168753), (221, 90867), (273, 73559), (357, 56251), (663, 30289), (1547, 12981), (4327, 4641)]