19366971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 29202432

約数和(自身を除く): 9835461

約数列:

[1, 3, 13, 31, 39, 83, 93, 193, 249, 403, 579, 1079, 1209, 2509, 2573, 3237, 5983, 7527, 7719, 16019, 17949, 33449, 48057, 77779, 100347, 208247, 233337, 496589, 624741, 1489767, 6455657, 19366971]

約数ペア:

[(1, 19366971), (3, 6455657), (13, 1489767), (31, 624741), (39, 496589), (83, 233337), (93, 208247), (193, 100347), (249, 77779), (403, 48057), (579, 33449), (1079, 17949), (1209, 16019), (2509, 7719), (2573, 7527), (3237, 5983)]