20512671184

素因数分解:

$2^4\times {\mathrm{17207}}^1\times {\mathrm{74507}}^1$

素因数の和:91722

約数の個数: 20

約数和(自身を含む): 39746143584

約数和(自身を除く): 19233472400

約数列:

[1, 2, 4, 8, 16, 17207, 34414, 68828, 74507, 137656, 149014, 275312, 298028, 596056, 1192112, 1282041949, 2564083898, 5128167796, 10256335592, 20512671184]

約数ペア:

[(1, 20512671184), (2, 10256335592), (4, 5128167796), (8, 2564083898), (16, 1282041949), (17207, 1192112), (34414, 596056), (68828, 298028), (74507, 275312), (137656, 149014)]