19645857537

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1\times {\mathrm{5821}}^1$

素因数の和:7081

約数の個数: 32

約数和(自身を含む): 28028318976

約数和(自身を除く): 8382461439

約数列:

[1, 3, 23, 41, 69, 123, 943, 1193, 2829, 3579, 5821, 17463, 27439, 48913, 82317, 133883, 146739, 238661, 401649, 715983, 1124999, 3374997, 5489203, 6944453, 16467609, 20833359, 159722419, 284722573, 479167257, 854167719, 6548619179, 19645857537]

約数ペア:

[(1, 19645857537), (3, 6548619179), (23, 854167719), (41, 479167257), (69, 284722573), (123, 159722419), (943, 20833359), (1193, 16467609), (2829, 6944453), (3579, 5489203), (5821, 3374997), (17463, 1124999), (27439, 715983), (48913, 401649), (82317, 238661), (133883, 146739)]