2018953917

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{347}}^1\times {\mathrm{659}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 3057040800

約数和(自身を除く): 1038086883

約数列:

[1, 3, 9, 27, 81, 109, 327, 347, 659, 981, 1041, 1977, 2943, 3123, 5931, 8829, 9369, 17793, 28107, 37823, 53379, 71831, 113469, 215493, 228673, 340407, 646479, 686019, 1021221, 1939437, 2058057, 3063663, 5818311, 6174171, 18522513, 24925357, 74776071, 224328213, 672984639, 2018953917]

約数ペア:

[(1, 2018953917), (3, 672984639), (9, 224328213), (27, 74776071), (81, 24925357), (109, 18522513), (327, 6174171), (347, 5818311), (659, 3063663), (981, 2058057), (1041, 1939437), (1977, 1021221), (2943, 686019), (3123, 646479), (5931, 340407), (8829, 228673), (9369, 215493), (17793, 113469), (28107, 71831), (37823, 53379)]