19784596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1129}}^1$

素因数の和:1483

約数の個数: 24

約数和(自身を含む): 37430120

約数和(自身を除く): 17645524

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 1129, 1348, 2258, 4381, 4516, 8762, 14677, 17524, 29354, 58708, 380473, 760946, 1521892, 4946149, 9892298, 19784596]

約数ペア:

[(1, 19784596), (2, 9892298), (4, 4946149), (13, 1521892), (26, 760946), (52, 380473), (337, 58708), (674, 29354), (1129, 17524), (1348, 14677), (2258, 8762), (4381, 4516)]