19505772

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 120

約数和(自身を含む): 60048912

約数和(自身を除く): 40543140

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 286, 297, 324, 351, 396, 421, 429, 468, 572, 594, 702, 842, 858, 891, 1053, 1188, 1263, 1287, 1404, 1684, 1716, 1782, 2106, 2526, 2574, 3564, 3789, 3861, 4212, 4631, 5052, 5148, 5473, 7578, 7722, 9262, 10946, 11367, 11583, 13893, 15156, 15444, 16419, 18524, 21892, 22734, 23166, 27786, 32838, 34101, 41679, 45468, 46332, 49257, 55572, 60203, 65676, 68202, 83358, 98514, 120406, 125037, 136404, 147771, 166716, 180609, 197028, 240812, 250074, 295542, 361218, 375111, 443313, 500148, 541827, 591084, 722436, 750222, 886626, 1083654, 1500444, 1625481, 1773252, 2167308, 3250962, 4876443, 6501924, 9752886, 19505772]

約数ペア:

[(1, 19505772), (2, 9752886), (3, 6501924), (4, 4876443), (6, 3250962), (9, 2167308), (11, 1773252), (12, 1625481), (13, 1500444), (18, 1083654), (22, 886626), (26, 750222), (27, 722436), (33, 591084), (36, 541827), (39, 500148), (44, 443313), (52, 375111), (54, 361218), (66, 295542), (78, 250074), (81, 240812), (99, 197028), (108, 180609), (117, 166716), (132, 147771), (143, 136404), (156, 125037), (162, 120406), (198, 98514), (234, 83358), (286, 68202), (297, 65676), (324, 60203), (351, 55572), (396, 49257), (421, 46332), (429, 45468), (468, 41679), (572, 34101), (594, 32838), (702, 27786), (842, 23166), (858, 22734), (891, 21892), (1053, 18524), (1188, 16419), (1263, 15444), (1287, 15156), (1404, 13893), (1684, 11583), (1716, 11367), (1782, 10946), (2106, 9262), (2526, 7722), (2574, 7578), (3564, 5473), (3789, 5148), (3861, 5052), (4212, 4631)]