19902972

素因数分解:

$2^2\times 3^1\times {\mathrm{1201}}^1\times {\mathrm{1381}}^1$

素因数の和:2589

約数の個数: 24

約数和(自身を含む): 46512592

約数和(自身を除く): 26609620

約数列:

[1, 2, 3, 4, 6, 12, 1201, 1381, 2402, 2762, 3603, 4143, 4804, 5524, 7206, 8286, 14412, 16572, 1658581, 3317162, 4975743, 6634324, 9951486, 19902972]

約数ペア:

[(1, 19902972), (2, 9951486), (3, 6634324), (4, 4975743), (6, 3317162), (12, 1658581), (1201, 16572), (1381, 14412), (2402, 8286), (2762, 7206), (3603, 5524), (4143, 4804)]