17864758436

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{472963}}^1$

素因数の和:473064

約数の個数: 48

約数和(自身を含む): 38139816960

約数和(自身を除く): 20275058524

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 497, 532, 994, 1349, 1988, 2698, 5396, 9443, 18886, 37772, 472963, 945926, 1891852, 3310741, 6621482, 8986297, 13242964, 17972594, 33580373, 35945188, 62904079, 67160746, 125808158, 134321492, 235062611, 251616316, 470125222, 638027087, 940250444, 1276054174, 2552108348, 4466189609, 8932379218, 17864758436]

約数ペア:

[(1, 17864758436), (2, 8932379218), (4, 4466189609), (7, 2552108348), (14, 1276054174), (19, 940250444), (28, 638027087), (38, 470125222), (71, 251616316), (76, 235062611), (133, 134321492), (142, 125808158), (266, 67160746), (284, 62904079), (497, 35945188), (532, 33580373), (994, 17972594), (1349, 13242964), (1988, 8986297), (2698, 6621482), (5396, 3310741), (9443, 1891852), (18886, 945926), (37772, 472963)]