197773456

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{51719}}^1$

素因数の和:51966

約数の個数: 20

約数和(自身を含む): 384796800

約数和(自身を除く): 187023344

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 51719, 103438, 206876, 413752, 827504, 12360841, 24721682, 49443364, 98886728, 197773456]

約数ペア:

[(1, 197773456), (2, 98886728), (4, 49443364), (8, 24721682), (16, 12360841), (239, 827504), (478, 413752), (956, 206876), (1912, 103438), (3824, 51719)]