2080491998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{3803}}^1$

素因数の和:4268

約数の個数: 32

約数和(自身を含む): 3433733856

約数和(自身を除く): 1353241858

約数列:

[1, 2, 13, 26, 53, 106, 397, 689, 794, 1378, 3803, 5161, 7606, 10322, 21041, 42082, 49439, 98878, 201559, 273533, 403118, 547066, 1509791, 2620267, 3019582, 5240534, 19627283, 39254566, 80018923, 160037846, 1040245999, 2080491998]

約数ペア:

[(1, 2080491998), (2, 1040245999), (13, 160037846), (26, 80018923), (53, 39254566), (106, 19627283), (397, 5240534), (689, 3019582), (794, 2620267), (1378, 1509791), (3803, 547066), (5161, 403118), (7606, 273533), (10322, 201559), (21041, 98878), (42082, 49439)]