20451736215

素因数分解:

$3^2\times 5^1\times {\mathrm{4357}}^1\times {\mathrm{104311}}^1$

素因数の和:108679

約数の個数: 24

約数和(自身を含む): 35458152288

約数和(自身を除く): 15006416073

約数列:

[1, 3, 5, 9, 15, 45, 4357, 13071, 21785, 39213, 65355, 104311, 196065, 312933, 521555, 938799, 1564665, 4693995, 454483027, 1363449081, 2272415135, 4090347243, 6817245405, 20451736215]

約数ペア:

[(1, 20451736215), (3, 6817245405), (5, 4090347243), (9, 2272415135), (15, 1363449081), (45, 454483027), (4357, 4693995), (13071, 1564665), (21785, 938799), (39213, 521555), (65355, 312933), (104311, 196065)]