2019697974

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{21401}}^1$

素因数の和:21530

約数の個数: 72

約数和(自身を含む): 5138277768

約数和(自身を除く): 3118579794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 107, 126, 147, 214, 294, 321, 441, 642, 749, 882, 963, 1498, 1926, 2247, 4494, 5243, 6741, 10486, 13482, 15729, 21401, 31458, 42802, 47187, 64203, 94374, 128406, 149807, 192609, 299614, 385218, 449421, 898842, 1048649, 1348263, 2097298, 2289907, 2696526, 3145947, 4579814, 6291894, 6869721, 9437841, 13739442, 16029349, 18875682, 20609163, 32058698, 41218326, 48088047, 96176094, 112205443, 144264141, 224410886, 288528282, 336616329, 673232658, 1009848987, 2019697974]

約数ペア:

[(1, 2019697974), (2, 1009848987), (3, 673232658), (6, 336616329), (7, 288528282), (9, 224410886), (14, 144264141), (18, 112205443), (21, 96176094), (42, 48088047), (49, 41218326), (63, 32058698), (98, 20609163), (107, 18875682), (126, 16029349), (147, 13739442), (214, 9437841), (294, 6869721), (321, 6291894), (441, 4579814), (642, 3145947), (749, 2696526), (882, 2289907), (963, 2097298), (1498, 1348263), (1926, 1048649), (2247, 898842), (4494, 449421), (5243, 385218), (6741, 299614), (10486, 192609), (13482, 149807), (15729, 128406), (21401, 94374), (31458, 64203), (42802, 47187)]