20725752

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{12163}}^1$

素因数の和:12243

約数の個数: 32

約数和(自身を含む): 52548480

約数和(自身を除く): 31822728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 12163, 24326, 36489, 48652, 72978, 97304, 145956, 291912, 863573, 1727146, 2590719, 3454292, 5181438, 6908584, 10362876, 20725752]

約数ペア:

[(1, 20725752), (2, 10362876), (3, 6908584), (4, 5181438), (6, 3454292), (8, 2590719), (12, 1727146), (24, 863573), (71, 291912), (142, 145956), (213, 97304), (284, 72978), (426, 48652), (568, 36489), (852, 24326), (1704, 12163)]