39719956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 39025004

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 71, 76, 142, 284, 323, 433, 646, 866, 1207, 1292, 1349, 1732, 2414, 2698, 4828, 5396, 7361, 8227, 14722, 16454, 22933, 29444, 30743, 32908, 45866, 61486, 91732, 122972, 139859, 279718, 522631, 559436, 584117, 1045262, 1168234, 2090524, 2336468, 9929989, 19859978, 39719956]

約数ペア:

[(1, 39719956), (2, 19859978), (4, 9929989), (17, 2336468), (19, 2090524), (34, 1168234), (38, 1045262), (68, 584117), (71, 559436), (76, 522631), (142, 279718), (284, 139859), (323, 122972), (433, 91732), (646, 61486), (866, 45866), (1207, 32908), (1292, 30743), (1349, 29444), (1732, 22933), (2414, 16454), (2698, 14722), (4828, 8227), (5396, 7361)]