220748978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{25867}}^1$

素因数の和:26137

約数の個数: 16

約数和(自身を含む): 352011744

約数和(自身を除く): 131262766

約数列:

[1, 2, 17, 34, 251, 502, 4267, 8534, 25867, 51734, 439739, 879478, 6492617, 12985234, 110374489, 220748978]

約数ペア:

[(1, 220748978), (2, 110374489), (17, 12985234), (34, 6492617), (251, 879478), (502, 439739), (4267, 51734), (8534, 25867)]