20189093379

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:781

約数の個数: 96

約数和(自身を含む): 34060838400

約数和(自身を除く): 13871745021

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 149, 169, 219, 273, 447, 507, 511, 523, 949, 1043, 1183, 1533, 1569, 1937, 2847, 3129, 3549, 3661, 5811, 6643, 6799, 10877, 10983, 12337, 13559, 19929, 20397, 25181, 32631, 37011, 38179, 40677, 47593, 75543, 76139, 77927, 86359, 88387, 114537, 141401, 142779, 176267, 228417, 233781, 259077, 265161, 267253, 424203, 496327, 528801, 545489, 618709, 801759, 989807, 1013051, 1488981, 1636467, 1838213, 1856127, 2969421, 3039153, 3474289, 5514639, 5688671, 6452251, 7091357, 10422867, 12867491, 13169663, 17066013, 19356753, 21274071, 38602473, 39508989, 39820697, 45165757, 73952723, 92187641, 119462091, 135497271, 221858169, 276562923, 517669061, 961385399, 1553007183, 2884156197, 6729697793, 20189093379]

約数ペア:

[(1, 20189093379), (3, 6729697793), (7, 2884156197), (13, 1553007183), (21, 961385399), (39, 517669061), (73, 276562923), (91, 221858169), (149, 135497271), (169, 119462091), (219, 92187641), (273, 73952723), (447, 45165757), (507, 39820697), (511, 39508989), (523, 38602473), (949, 21274071), (1043, 19356753), (1183, 17066013), (1533, 13169663), (1569, 12867491), (1937, 10422867), (2847, 7091357), (3129, 6452251), (3549, 5688671), (3661, 5514639), (5811, 3474289), (6643, 3039153), (6799, 2969421), (10877, 1856127), (10983, 1838213), (12337, 1636467), (13559, 1488981), (19929, 1013051), (20397, 989807), (25181, 801759), (32631, 618709), (37011, 545489), (38179, 528801), (40677, 496327), (47593, 424203), (75543, 267253), (76139, 265161), (77927, 259077), (86359, 233781), (88387, 228417), (114537, 176267), (141401, 142779)]