19005290192

素因数分解:

$2^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{345601}}^1$

素因数の和:346107

約数の個数: 40

約数和(自身を含む): 42168973632

約数和(自身を除く): 23163683440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 491, 982, 1964, 3437, 3928, 6874, 7856, 13748, 27496, 54992, 345601, 691202, 1382404, 2419207, 2764808, 4838414, 5529616, 9676828, 19353656, 38707312, 169690091, 339380182, 678760364, 1187830637, 1357520728, 2375661274, 2715041456, 4751322548, 9502645096, 19005290192]

約数ペア:

[(1, 19005290192), (2, 9502645096), (4, 4751322548), (7, 2715041456), (8, 2375661274), (14, 1357520728), (16, 1187830637), (28, 678760364), (56, 339380182), (112, 169690091), (491, 38707312), (982, 19353656), (1964, 9676828), (3437, 5529616), (3928, 4838414), (6874, 2764808), (7856, 2419207), (13748, 1382404), (27496, 691202), (54992, 345601)]