19983690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{222041}}^1$

素因数の和:222054

約数の個数: 24

約数和(自身を含む): 51957828

約数和(自身を除く): 31974138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 222041, 444082, 666123, 1110205, 1332246, 1998369, 2220410, 3330615, 3996738, 6661230, 9991845, 19983690]

約数ペア:

[(1, 19983690), (2, 9991845), (3, 6661230), (5, 3996738), (6, 3330615), (9, 2220410), (10, 1998369), (15, 1332246), (18, 1110205), (30, 666123), (45, 444082), (90, 222041)]