20121653886

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{18679}}^1$

素因数の和:18905

約数の個数: 64

約数和(自身を含む): 42931123200

約数和(自身を除く): 22809469314

約数列:

[1, 2, 3, 6, 29, 41, 58, 82, 87, 123, 151, 174, 246, 302, 453, 906, 1189, 2378, 3567, 4379, 6191, 7134, 8758, 12382, 13137, 18573, 18679, 26274, 37146, 37358, 56037, 112074, 179539, 359078, 538617, 541691, 765839, 1077234, 1083382, 1531678, 1625073, 2297517, 2820529, 3250146, 4595034, 5641058, 8461587, 16923174, 22209331, 44418662, 66627993, 81795341, 115641689, 133255986, 163590682, 231283378, 245386023, 346925067, 490772046, 693850134, 3353608981, 6707217962, 10060826943, 20121653886]

約数ペア:

[(1, 20121653886), (2, 10060826943), (3, 6707217962), (6, 3353608981), (29, 693850134), (41, 490772046), (58, 346925067), (82, 245386023), (87, 231283378), (123, 163590682), (151, 133255986), (174, 115641689), (246, 81795341), (302, 66627993), (453, 44418662), (906, 22209331), (1189, 16923174), (2378, 8461587), (3567, 5641058), (4379, 4595034), (6191, 3250146), (7134, 2820529), (8758, 2297517), (12382, 1625073), (13137, 1531678), (18573, 1083382), (18679, 1077234), (26274, 765839), (37146, 541691), (37358, 538617), (56037, 359078), (112074, 179539)]