201996986

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 321141648

約数和(自身を除く): 119144662

約数列:

[1, 2, 37, 61, 73, 74, 122, 146, 613, 1226, 2257, 2701, 4453, 4514, 5402, 8906, 22681, 37393, 44749, 45362, 74786, 89498, 164761, 329522, 1383541, 1655713, 2729689, 2767082, 3311426, 5459378, 100998493, 201996986]

約数ペア:

[(1, 201996986), (2, 100998493), (37, 5459378), (61, 3311426), (73, 2767082), (74, 2729689), (122, 1655713), (146, 1383541), (613, 329522), (1226, 164761), (2257, 89498), (2701, 74786), (4453, 45362), (4514, 44749), (5402, 37393), (8906, 22681)]