12477712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:511

約数の個数: 40

約数和(自身を含む): 26248320

約数和(自身を除く): 13770608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 251, 478, 502, 956, 1004, 1912, 2008, 3107, 3263, 3824, 4016, 6214, 6526, 12428, 13052, 24856, 26104, 49712, 52208, 59989, 119978, 239956, 479912, 779857, 959824, 1559714, 3119428, 6238856, 12477712]

約数ペア:

[(1, 12477712), (2, 6238856), (4, 3119428), (8, 1559714), (13, 959824), (16, 779857), (26, 479912), (52, 239956), (104, 119978), (208, 59989), (239, 52208), (251, 49712), (478, 26104), (502, 24856), (956, 13052), (1004, 12428), (1912, 6526), (2008, 6214), (3107, 4016), (3263, 3824)]