18781524

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7561}}^1$

素因数の和:7597

約数の個数: 48

約数和(自身を含む): 50816640

約数和(自身を除く): 32035116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 7561, 15122, 22683, 30244, 45366, 68049, 90732, 136098, 173903, 204147, 272196, 347806, 408294, 521709, 695612, 816588, 1043418, 1565127, 2086836, 3130254, 4695381, 6260508, 9390762, 18781524]

約数ペア:

[(1, 18781524), (2, 9390762), (3, 6260508), (4, 4695381), (6, 3130254), (9, 2086836), (12, 1565127), (18, 1043418), (23, 816588), (27, 695612), (36, 521709), (46, 408294), (54, 347806), (69, 272196), (92, 204147), (108, 173903), (138, 136098), (207, 90732), (276, 68049), (414, 45366), (621, 30244), (828, 22683), (1242, 15122), (2484, 7561)]