19463886

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 45741696

約数和(自身を除く): 26277810

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 223, 234, 373, 446, 669, 746, 1119, 1338, 2007, 2238, 2899, 3357, 4014, 4849, 5798, 6714, 8697, 9698, 14547, 17394, 26091, 29094, 43641, 52182, 83179, 87282, 166358, 249537, 499074, 748611, 1081327, 1497222, 2162654, 3243981, 6487962, 9731943, 19463886]

約数ペア:

[(1, 19463886), (2, 9731943), (3, 6487962), (6, 3243981), (9, 2162654), (13, 1497222), (18, 1081327), (26, 748611), (39, 499074), (78, 249537), (117, 166358), (223, 87282), (234, 83179), (373, 52182), (446, 43641), (669, 29094), (746, 26091), (1119, 17394), (1338, 14547), (2007, 9698), (2238, 8697), (2899, 6714), (3357, 5798), (4014, 4849)]