20585628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81689}}^1$

素因数の和:81706

約数の個数: 36

約数和(自身を含む): 59470320

約数和(自身を除く): 38884692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81689, 163378, 245067, 326756, 490134, 571823, 735201, 980268, 1143646, 1470402, 1715469, 2287292, 2940804, 3430938, 5146407, 6861876, 10292814, 20585628]

約数ペア:

[(1, 20585628), (2, 10292814), (3, 6861876), (4, 5146407), (6, 3430938), (7, 2940804), (9, 2287292), (12, 1715469), (14, 1470402), (18, 1143646), (21, 980268), (28, 735201), (36, 571823), (42, 490134), (63, 326756), (84, 245067), (126, 163378), (252, 81689)]