202173712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971989}}^1$

素因数の和:972010

約数の個数: 20

約数和(自身を含む): 421843660

約数和(自身を除く): 219669948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971989, 1943978, 3887956, 7775912, 12635857, 15551824, 25271714, 50543428, 101086856, 202173712]

約数ペア:

[(1, 202173712), (2, 101086856), (4, 50543428), (8, 25271714), (13, 15551824), (16, 12635857), (26, 7775912), (52, 3887956), (104, 1943978), (208, 971989)]