18679020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{743}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 33817620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 743, 838, 1257, 1486, 1676, 2095, 2229, 2514, 2972, 3715, 4190, 4458, 5028, 6285, 7430, 8380, 8916, 11145, 12570, 14860, 22290, 25140, 44580, 311317, 622634, 933951, 1245268, 1556585, 1867902, 3113170, 3735804, 4669755, 6226340, 9339510, 18679020]

約数ペア:

[(1, 18679020), (2, 9339510), (3, 6226340), (4, 4669755), (5, 3735804), (6, 3113170), (10, 1867902), (12, 1556585), (15, 1245268), (20, 933951), (30, 622634), (60, 311317), (419, 44580), (743, 25140), (838, 22290), (1257, 14860), (1486, 12570), (1676, 11145), (2095, 8916), (2229, 8380), (2514, 7430), (2972, 6285), (3715, 5028), (4190, 4458)]