19122714

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 26164710

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1151, 1278, 1846, 2302, 2769, 3453, 5538, 6906, 8307, 10359, 14963, 16614, 20718, 29926, 44889, 81721, 89778, 134667, 163442, 245163, 269334, 490326, 735489, 1062373, 1470978, 2124746, 3187119, 6374238, 9561357, 19122714]

約数ペア:

[(1, 19122714), (2, 9561357), (3, 6374238), (6, 3187119), (9, 2124746), (13, 1470978), (18, 1062373), (26, 735489), (39, 490326), (71, 269334), (78, 245163), (117, 163442), (142, 134667), (213, 89778), (234, 81721), (426, 44889), (639, 29926), (923, 20718), (1151, 16614), (1278, 14963), (1846, 10359), (2302, 8307), (2769, 6906), (3453, 5538)]