18447724070

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7718713}}^1$

素因数の和:7718959

約数の個数: 16

約数和(自身を含む): 33344844480

約数和(自身を除く): 14897120410

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 7718713, 15437426, 38593565, 77187130, 1844772407, 3689544814, 9223862035, 18447724070]

約数ペア:

[(1, 18447724070), (2, 9223862035), (5, 3689544814), (10, 1844772407), (239, 77187130), (478, 38593565), (1195, 15437426), (2390, 7718713)]