208052249168

素因数分解:

$2^4\times {\mathrm{20939}}^1\times {\mathrm{621007}}^1$

素因数の和:641954

約数の個数: 20

約数和(自身を含む): 403121133120

約数和(自身を除く): 195068883952

約数列:

[1, 2, 4, 8, 16, 20939, 41878, 83756, 167512, 335024, 621007, 1242014, 2484028, 4968056, 9936112, 13003265573, 26006531146, 52013062292, 104026124584, 208052249168]

約数ペア:

[(1, 208052249168), (2, 104026124584), (4, 52013062292), (8, 26006531146), (16, 13003265573), (20939, 9936112), (41878, 4968056), (83756, 2484028), (167512, 1242014), (335024, 621007)]