201317944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{20849}}^1$

素因数の和:20943

約数の個数: 32

約数和(自身を含む): 405324000

約数和(自身を除く): 204006056

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 20849, 41698, 83396, 166792, 354433, 708866, 1417732, 1480279, 2835464, 2960558, 5921116, 11842232, 25164743, 50329486, 100658972, 201317944]

約数ペア:

[(1, 201317944), (2, 100658972), (4, 50329486), (8, 25164743), (17, 11842232), (34, 5921116), (68, 2960558), (71, 2835464), (136, 1480279), (142, 1417732), (284, 708866), (568, 354433), (1207, 166792), (2414, 83396), (4828, 41698), (9656, 20849)]