205199278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2\times {\mathrm{509}}^1$

素因数の和:736

約数の個数: 24

約数和(自身を含む): 327817800

約数和(自身を除く): 122618522

約数列:

[1, 2, 19, 38, 103, 206, 509, 1018, 1957, 3914, 9671, 10609, 19342, 21218, 52427, 104854, 201571, 403142, 996113, 1992226, 5399981, 10799962, 102599639, 205199278]

約数ペア:

[(1, 205199278), (2, 102599639), (19, 10799962), (38, 5399981), (103, 1992226), (206, 996113), (509, 403142), (1018, 201571), (1957, 104854), (3914, 52427), (9671, 21218), (10609, 19342)]