20189636834

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{823}}^1\times {\mathrm{2617}}^1$

素因数の和:3594

約数の個数: 32

約数和(自身を含む): 31323008640

約数和(自身を除く): 11133371806

約数列:

[1, 2, 43, 86, 109, 218, 823, 1646, 2617, 4687, 5234, 9374, 35389, 70778, 89707, 112531, 179414, 225062, 285253, 570506, 2153791, 3857401, 4307582, 7714802, 12265879, 24531758, 92613013, 185226026, 234763219, 469526438, 10094818417, 20189636834]

約数ペア:

[(1, 20189636834), (2, 10094818417), (43, 469526438), (86, 234763219), (109, 185226026), (218, 92613013), (823, 24531758), (1646, 12265879), (2617, 7714802), (4687, 4307582), (5234, 3857401), (9374, 2153791), (35389, 570506), (70778, 285253), (89707, 225062), (112531, 179414)]