72019888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{264779}}^1$

素因数の和:264804

約数の個数: 20

約数和(自身を含む): 147747240

約数和(自身を除く): 75727352

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 264779, 529558, 1059116, 2118232, 4236464, 4501243, 9002486, 18004972, 36009944, 72019888]

約数ペア:

[(1, 72019888), (2, 36009944), (4, 18004972), (8, 9002486), (16, 4501243), (17, 4236464), (34, 2118232), (68, 1059116), (136, 529558), (272, 264779)]