20652142

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39869}}^1$

素因数の和:39915

約数の個数: 16

約数和(自身を含む): 36361440

約数和(自身を除く): 15709298

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 39869, 79738, 279083, 558166, 1475153, 2950306, 10326071, 20652142]

約数ペア:

[(1, 20652142), (2, 10326071), (7, 2950306), (14, 1475153), (37, 558166), (74, 279083), (259, 79738), (518, 39869)]