19123566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 30518418

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 53, 66, 71, 77, 106, 121, 142, 154, 159, 213, 231, 242, 318, 363, 371, 426, 462, 497, 583, 726, 742, 781, 847, 994, 1113, 1166, 1491, 1562, 1694, 1749, 2226, 2343, 2541, 2982, 3498, 3763, 4081, 4686, 5082, 5467, 6413, 7526, 8162, 8591, 10934, 11289, 12243, 12826, 16401, 17182, 19239, 22578, 24486, 25773, 26341, 32802, 38478, 41393, 44891, 51546, 52682, 60137, 79023, 82786, 89782, 120274, 124179, 134673, 158046, 180411, 248358, 269346, 289751, 360822, 455323, 579502, 869253, 910646, 1365969, 1738506, 2731938, 3187261, 6374522, 9561783, 19123566]

約数ペア:

[(1, 19123566), (2, 9561783), (3, 6374522), (6, 3187261), (7, 2731938), (11, 1738506), (14, 1365969), (21, 910646), (22, 869253), (33, 579502), (42, 455323), (53, 360822), (66, 289751), (71, 269346), (77, 248358), (106, 180411), (121, 158046), (142, 134673), (154, 124179), (159, 120274), (213, 89782), (231, 82786), (242, 79023), (318, 60137), (363, 52682), (371, 51546), (426, 44891), (462, 41393), (497, 38478), (583, 32802), (726, 26341), (742, 25773), (781, 24486), (847, 22578), (994, 19239), (1113, 17182), (1166, 16401), (1491, 12826), (1562, 12243), (1694, 11289), (1749, 10934), (2226, 8591), (2343, 8162), (2541, 7526), (2982, 6413), (3498, 5467), (3763, 5082), (4081, 4686)]