889121492

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{38867}}^1$

素因数の和:38940

約数の個数: 48

約数和(自身を含む): 1915415040

約数和(自身を除く): 1026293548

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 5719, 11438, 22876, 38867, 77734, 155468, 272069, 544138, 738473, 1088276, 1476946, 1671281, 2953892, 3342562, 5169311, 6685124, 10338622, 11698967, 20677244, 23397934, 31754339, 46795868, 63508678, 127017356, 222280373, 444560746, 889121492]

約数ペア:

[(1, 889121492), (2, 444560746), (4, 222280373), (7, 127017356), (14, 63508678), (19, 46795868), (28, 31754339), (38, 23397934), (43, 20677244), (76, 11698967), (86, 10338622), (133, 6685124), (172, 5169311), (266, 3342562), (301, 2953892), (532, 1671281), (602, 1476946), (817, 1088276), (1204, 738473), (1634, 544138), (3268, 272069), (5719, 155468), (11438, 77734), (22876, 38867)]