200420786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 328607280

約数和(自身を除く): 128186494

約数列:

[1, 2, 17, 34, 37, 74, 313, 509, 626, 629, 1018, 1258, 5321, 8653, 10642, 11581, 17306, 18833, 23162, 37666, 159317, 196877, 318634, 320161, 393754, 640322, 2708389, 5416778, 5894729, 11789458, 100210393, 200420786]

約数ペア:

[(1, 200420786), (2, 100210393), (17, 11789458), (34, 5894729), (37, 5416778), (74, 2708389), (313, 640322), (509, 393754), (626, 320161), (629, 318634), (1018, 196877), (1258, 159317), (5321, 37666), (8653, 23162), (10642, 18833), (11581, 17306)]