2019945654

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{1423}}^1$

素因数の和:1802

約数の個数: 64

約数和(自身を含む): 4554977280

約数和(自身を除く): 2535031626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 271, 291, 542, 582, 813, 873, 1423, 1626, 1746, 2439, 2619, 2846, 4269, 4878, 5238, 7317, 8538, 12807, 14634, 25614, 26287, 38421, 52574, 76842, 78861, 138031, 157722, 236583, 276062, 385633, 414093, 473166, 709749, 771266, 828186, 1156899, 1242279, 1419498, 2313798, 2484558, 3470697, 3726837, 6941394, 7453674, 10412091, 20824182, 37406401, 74812802, 112219203, 224438406, 336657609, 673315218, 1009972827, 2019945654]

約数ペア:

[(1, 2019945654), (2, 1009972827), (3, 673315218), (6, 336657609), (9, 224438406), (18, 112219203), (27, 74812802), (54, 37406401), (97, 20824182), (194, 10412091), (271, 7453674), (291, 6941394), (542, 3726837), (582, 3470697), (813, 2484558), (873, 2313798), (1423, 1419498), (1626, 1242279), (1746, 1156899), (2439, 828186), (2619, 771266), (2846, 709749), (4269, 473166), (4878, 414093), (5238, 385633), (7317, 276062), (8538, 236583), (12807, 157722), (14634, 138031), (25614, 78861), (26287, 76842), (38421, 52574)]