19298672

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{70951}}^1$

素因数の和:70976

約数の個数: 20

約数和(自身を含む): 39591216

約数和(自身を除く): 20292544

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 70951, 141902, 283804, 567608, 1135216, 1206167, 2412334, 4824668, 9649336, 19298672]

約数ペア:

[(1, 19298672), (2, 9649336), (4, 4824668), (8, 2412334), (16, 1206167), (17, 1135216), (34, 567608), (68, 283804), (136, 141902), (272, 70951)]