19683990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{218711}}^1$

素因数の和:218724

約数の個数: 24

約数和(自身を含む): 51178608

約数和(自身を除く): 31494618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 218711, 437422, 656133, 1093555, 1312266, 1968399, 2187110, 3280665, 3936798, 6561330, 9841995, 19683990]

約数ペア:

[(1, 19683990), (2, 9841995), (3, 6561330), (5, 3936798), (6, 3280665), (9, 2187110), (10, 1968399), (15, 1312266), (18, 1093555), (30, 656133), (45, 437422), (90, 218711)]