20147393948

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{412147}}^1$

素因数の和:412274

約数の個数: 36

約数和(自身を含む): 39138398376

約数和(自身を除く): 18991004428

約数列:

[1, 2, 4, 11, 22, 44, 101, 121, 202, 242, 404, 484, 1111, 2222, 4444, 12221, 24442, 48884, 412147, 824294, 1648588, 4533617, 9067234, 18134468, 41626847, 49869787, 83253694, 99739574, 166507388, 199479148, 457895317, 915790634, 1831581268, 5036848487, 10073696974, 20147393948]

約数ペア:

[(1, 20147393948), (2, 10073696974), (4, 5036848487), (11, 1831581268), (22, 915790634), (44, 457895317), (101, 199479148), (121, 166507388), (202, 99739574), (242, 83253694), (404, 49869787), (484, 41626847), (1111, 18134468), (2222, 9067234), (4444, 4533617), (12221, 1648588), (24442, 824294), (48884, 412147)]