19701054

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 44124912

約数和(自身を除く): 24423858

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 107, 159, 193, 214, 318, 321, 386, 477, 579, 642, 954, 963, 1158, 1737, 1926, 3474, 5671, 10229, 11342, 17013, 20458, 20651, 30687, 34026, 41302, 51039, 61374, 61953, 92061, 102078, 123906, 184122, 185859, 371718, 1094503, 2189006, 3283509, 6567018, 9850527, 19701054]

約数ペア:

[(1, 19701054), (2, 9850527), (3, 6567018), (6, 3283509), (9, 2189006), (18, 1094503), (53, 371718), (106, 185859), (107, 184122), (159, 123906), (193, 102078), (214, 92061), (318, 61953), (321, 61374), (386, 51039), (477, 41302), (579, 34026), (642, 30687), (954, 20651), (963, 20458), (1158, 17013), (1737, 11342), (1926, 10229), (3474, 5671)]