638142388112

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2346111721}}^1$

素因数の和:2346111746

約数の個数: 20

約数和(自身を含む): 1309130340876

約数和(自身を除く): 670987952764

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2346111721, 4692223442, 9384446884, 18768893768, 37537787536, 39883899257, 79767798514, 159535597028, 319071194056, 638142388112]

約数ペア:

[(1, 638142388112), (2, 319071194056), (4, 159535597028), (8, 79767798514), (16, 39883899257), (17, 37537787536), (34, 18768893768), (68, 9384446884), (136, 4692223442), (272, 2346111721)]