2021570252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1\times {\mathrm{691}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 3854118912

約数和(自身を除く): 1832548660

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 443, 508, 691, 886, 1382, 1651, 1772, 2764, 3302, 5759, 6604, 8983, 11518, 17966, 23036, 35932, 56261, 87757, 112522, 175514, 225044, 306113, 351028, 612226, 731393, 1140841, 1224452, 1462786, 2281682, 2925572, 3979469, 4563364, 7958938, 15917876, 38876351, 77752702, 155505404, 505392563, 1010785126, 2021570252]

約数ペア:

[(1, 2021570252), (2, 1010785126), (4, 505392563), (13, 155505404), (26, 77752702), (52, 38876351), (127, 15917876), (254, 7958938), (443, 4563364), (508, 3979469), (691, 2925572), (886, 2281682), (1382, 1462786), (1651, 1224452), (1772, 1140841), (2764, 731393), (3302, 612226), (5759, 351028), (6604, 306113), (8983, 225044), (11518, 175514), (17966, 112522), (23036, 87757), (35932, 56261)]