19013778

素因数分解:

$2^1\times 3^{10}\times 7^1\times {\mathrm{23}}^1$

素因数の和:62

約数の個数: 88

約数和(自身を含む): 51018048

約数和(自身を除く): 32004270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 126, 138, 161, 162, 189, 207, 243, 322, 378, 414, 483, 486, 567, 621, 729, 966, 1134, 1242, 1449, 1458, 1701, 1863, 2187, 2898, 3402, 3726, 4347, 4374, 5103, 5589, 6561, 8694, 10206, 11178, 13041, 13122, 15309, 16767, 19683, 26082, 30618, 33534, 39123, 39366, 45927, 50301, 59049, 78246, 91854, 100602, 117369, 118098, 137781, 150903, 234738, 275562, 301806, 352107, 413343, 452709, 704214, 826686, 905418, 1056321, 1358127, 2112642, 2716254, 3168963, 6337926, 9506889, 19013778]

約数ペア:

[(1, 19013778), (2, 9506889), (3, 6337926), (6, 3168963), (7, 2716254), (9, 2112642), (14, 1358127), (18, 1056321), (21, 905418), (23, 826686), (27, 704214), (42, 452709), (46, 413343), (54, 352107), (63, 301806), (69, 275562), (81, 234738), (126, 150903), (138, 137781), (161, 118098), (162, 117369), (189, 100602), (207, 91854), (243, 78246), (322, 59049), (378, 50301), (414, 45927), (483, 39366), (486, 39123), (567, 33534), (621, 30618), (729, 26082), (966, 19683), (1134, 16767), (1242, 15309), (1449, 13122), (1458, 13041), (1701, 11178), (1863, 10206), (2187, 8694), (2898, 6561), (3402, 5589), (3726, 5103), (4347, 4374)]