19791486

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 52284960

約数和(自身を除く): 32493474

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 99, 117, 121, 143, 198, 233, 234, 242, 286, 297, 351, 363, 429, 466, 594, 699, 702, 726, 858, 1089, 1287, 1398, 1573, 2097, 2178, 2563, 2574, 3029, 3146, 3267, 3861, 4194, 4719, 5126, 6058, 6291, 6534, 7689, 7722, 9087, 9438, 12582, 14157, 15378, 18174, 23067, 27261, 28193, 28314, 33319, 42471, 46134, 54522, 56386, 66638, 69201, 81783, 84579, 84942, 99957, 138402, 163566, 169158, 199914, 253737, 299871, 366509, 507474, 599742, 733018, 761211, 899613, 1099527, 1522422, 1799226, 2199054, 3298581, 6597162, 9895743, 19791486]

約数ペア:

[(1, 19791486), (2, 9895743), (3, 6597162), (6, 3298581), (9, 2199054), (11, 1799226), (13, 1522422), (18, 1099527), (22, 899613), (26, 761211), (27, 733018), (33, 599742), (39, 507474), (54, 366509), (66, 299871), (78, 253737), (99, 199914), (117, 169158), (121, 163566), (143, 138402), (198, 99957), (233, 84942), (234, 84579), (242, 81783), (286, 69201), (297, 66638), (351, 56386), (363, 54522), (429, 46134), (466, 42471), (594, 33319), (699, 28314), (702, 28193), (726, 27261), (858, 23067), (1089, 18174), (1287, 15378), (1398, 14157), (1573, 12582), (2097, 9438), (2178, 9087), (2563, 7722), (2574, 7689), (3029, 6534), (3146, 6291), (3267, 6058), (3861, 5126), (4194, 4719)]