20535304

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 39564000

約数和(自身を除く): 19028696

約数列:

[1, 2, 4, 8, 59, 118, 139, 236, 278, 313, 472, 556, 626, 1112, 1252, 2504, 8201, 16402, 18467, 32804, 36934, 43507, 65608, 73868, 87014, 147736, 174028, 348056, 2566913, 5133826, 10267652, 20535304]

約数ペア:

[(1, 20535304), (2, 10267652), (4, 5133826), (8, 2566913), (59, 348056), (118, 174028), (139, 147736), (236, 87014), (278, 73868), (313, 65608), (472, 43507), (556, 36934), (626, 32804), (1112, 18467), (1252, 16402), (2504, 8201)]