20833181616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{6469}}^1$

素因数の和:6903

約数の個数: 120

約数和(自身を含む): 58433261520

約数和(自身を除く): 37600079904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 169, 208, 312, 338, 397, 507, 624, 676, 794, 1014, 1191, 1352, 1588, 2028, 2382, 2704, 3176, 4056, 4764, 5161, 6352, 6469, 8112, 9528, 10322, 12938, 15483, 19056, 19407, 20644, 25876, 30966, 38814, 41288, 51752, 61932, 67093, 77628, 82576, 84097, 103504, 123864, 134186, 155256, 168194, 201279, 247728, 252291, 268372, 310512, 336388, 402558, 504582, 536744, 672776, 805116, 1009164, 1073488, 1093261, 1345552, 1610232, 2018328, 2186522, 2568193, 3220464, 3279783, 4036656, 4373044, 5136386, 6559566, 7704579, 8746088, 10272772, 13119132, 15409158, 17492176, 20545544, 26238264, 30818316, 33386509, 41091088, 52476528, 61636632, 66773018, 100159527, 123273264, 133546036, 200319054, 267092072, 400638108, 434024617, 534184144, 801276216, 868049234, 1302073851, 1602552432, 1736098468, 2604147702, 3472196936, 5208295404, 6944393872, 10416590808, 20833181616]

約数ペア:

[(1, 20833181616), (2, 10416590808), (3, 6944393872), (4, 5208295404), (6, 3472196936), (8, 2604147702), (12, 1736098468), (13, 1602552432), (16, 1302073851), (24, 868049234), (26, 801276216), (39, 534184144), (48, 434024617), (52, 400638108), (78, 267092072), (104, 200319054), (156, 133546036), (169, 123273264), (208, 100159527), (312, 66773018), (338, 61636632), (397, 52476528), (507, 41091088), (624, 33386509), (676, 30818316), (794, 26238264), (1014, 20545544), (1191, 17492176), (1352, 15409158), (1588, 13119132), (2028, 10272772), (2382, 8746088), (2704, 7704579), (3176, 6559566), (4056, 5136386), (4764, 4373044), (5161, 4036656), (6352, 3279783), (6469, 3220464), (8112, 2568193), (9528, 2186522), (10322, 2018328), (12938, 1610232), (15483, 1345552), (19056, 1093261), (19407, 1073488), (20644, 1009164), (25876, 805116), (30966, 672776), (38814, 536744), (41288, 504582), (51752, 402558), (61932, 336388), (67093, 310512), (77628, 268372), (82576, 252291), (84097, 247728), (103504, 201279), (123864, 168194), (134186, 155256)]