20132898044

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:939

約数の個数: 96

約数和(自身を含む): 42024407040

約数和(自身を除く): 21891508996

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 197, 217, 281, 394, 419, 434, 562, 788, 838, 868, 1124, 1379, 1676, 1967, 2758, 2933, 3934, 5516, 5866, 6107, 7868, 8711, 11732, 12214, 12989, 17422, 24428, 25978, 34844, 42749, 51956, 55357, 60977, 82543, 85498, 90923, 110714, 117739, 121954, 165086, 170996, 181846, 221428, 235478, 243908, 330172, 363692, 387499, 470956, 577801, 774998, 824173, 1155602, 1549996, 1648346, 1716067, 2311204, 2558833, 3296692, 3432134, 3649909, 5117666, 6864268, 7299818, 10235332, 12012469, 14599636, 17911831, 23194583, 24024938, 25549363, 35823662, 46389166, 48049876, 51098726, 71647324, 92778332, 102197452, 162362081, 324724162, 649448324, 719032073, 1438064146, 2876128292, 5033224511, 10066449022, 20132898044]

約数ペア:

[(1, 20132898044), (2, 10066449022), (4, 5033224511), (7, 2876128292), (14, 1438064146), (28, 719032073), (31, 649448324), (62, 324724162), (124, 162362081), (197, 102197452), (217, 92778332), (281, 71647324), (394, 51098726), (419, 48049876), (434, 46389166), (562, 35823662), (788, 25549363), (838, 24024938), (868, 23194583), (1124, 17911831), (1379, 14599636), (1676, 12012469), (1967, 10235332), (2758, 7299818), (2933, 6864268), (3934, 5117666), (5516, 3649909), (5866, 3432134), (6107, 3296692), (7868, 2558833), (8711, 2311204), (11732, 1716067), (12214, 1648346), (12989, 1549996), (17422, 1155602), (24428, 824173), (25978, 774998), (34844, 577801), (42749, 470956), (51956, 387499), (55357, 363692), (60977, 330172), (82543, 243908), (85498, 235478), (90923, 221428), (110714, 181846), (117739, 170996), (121954, 165086)]