2005153956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{10177}}^1$

素因数の和:10621

約数の個数: 72

約数和(自身を含む): 5471977784

約数和(自身を除く): 3466823828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 421, 468, 842, 1263, 1684, 2526, 3789, 5052, 5473, 7578, 10177, 10946, 15156, 16419, 20354, 21892, 30531, 32838, 40708, 49257, 61062, 65676, 91593, 98514, 122124, 132301, 183186, 197028, 264602, 366372, 396903, 529204, 793806, 1190709, 1587612, 2381418, 4284517, 4762836, 8569034, 12853551, 17138068, 25707102, 38560653, 51414204, 55698721, 77121306, 111397442, 154242612, 167096163, 222794884, 334192326, 501288489, 668384652, 1002576978, 2005153956]

約数ペア:

[(1, 2005153956), (2, 1002576978), (3, 668384652), (4, 501288489), (6, 334192326), (9, 222794884), (12, 167096163), (13, 154242612), (18, 111397442), (26, 77121306), (36, 55698721), (39, 51414204), (52, 38560653), (78, 25707102), (117, 17138068), (156, 12853551), (234, 8569034), (421, 4762836), (468, 4284517), (842, 2381418), (1263, 1587612), (1684, 1190709), (2526, 793806), (3789, 529204), (5052, 396903), (5473, 366372), (7578, 264602), (10177, 197028), (10946, 183186), (15156, 132301), (16419, 122124), (20354, 98514), (21892, 91593), (30531, 65676), (32838, 61062), (40708, 49257)]