19974906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3373}}^1$

素因数の和:3435

約数の個数: 48

約数和(自身を含む): 50529024

約数和(自身を除く): 30554118

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 3373, 5922, 6746, 10119, 20238, 23611, 30357, 47222, 60714, 70833, 141666, 158531, 212499, 317062, 424998, 475593, 951186, 1109717, 1426779, 2219434, 2853558, 3329151, 6658302, 9987453, 19974906]

約数ペア:

[(1, 19974906), (2, 9987453), (3, 6658302), (6, 3329151), (7, 2853558), (9, 2219434), (14, 1426779), (18, 1109717), (21, 951186), (42, 475593), (47, 424998), (63, 317062), (94, 212499), (126, 158531), (141, 141666), (282, 70833), (329, 60714), (423, 47222), (658, 30357), (846, 23611), (987, 20238), (1974, 10119), (2961, 6746), (3373, 5922)]