1897513368772

素因数分解:

$2^2\times 7^2\times {\mathrm{9681190657}}^1$

素因数の和:9681190675

約数の個数: 18

約数和(自身を含む): 3862795072542

約数和(自身を除く): 1965281703770

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 9681190657, 19362381314, 38724762628, 67768334599, 135536669198, 271073338396, 474378342193, 948756684386, 1897513368772]

約数ペア:

[(1, 1897513368772), (2, 948756684386), (4, 474378342193), (7, 271073338396), (14, 135536669198), (28, 67768334599), (49, 38724762628), (98, 19362381314), (196, 9681190657)]