20131917088

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{216119}}^1$

素因数の和:216241

約数の個数: 48

約数和(自身を含む): 41173453440

約数和(自身を除く): 21041536352

約数列:

[1, 2, 4, 8, 16, 32, 41, 71, 82, 142, 164, 284, 328, 568, 656, 1136, 1312, 2272, 2911, 5822, 11644, 23288, 46576, 93152, 216119, 432238, 864476, 1728952, 3457904, 6915808, 8860879, 15344449, 17721758, 30688898, 35443516, 61377796, 70887032, 122755592, 141774064, 245511184, 283548128, 491022368, 629122409, 1258244818, 2516489636, 5032979272, 10065958544, 20131917088]

約数ペア:

[(1, 20131917088), (2, 10065958544), (4, 5032979272), (8, 2516489636), (16, 1258244818), (32, 629122409), (41, 491022368), (71, 283548128), (82, 245511184), (142, 141774064), (164, 122755592), (284, 70887032), (328, 61377796), (568, 35443516), (656, 30688898), (1136, 17721758), (1312, 15344449), (2272, 8860879), (2911, 6915808), (5822, 3457904), (11644, 1728952), (23288, 864476), (46576, 432238), (93152, 216119)]