20351630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1759}}^1$

素因数の和:1868

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 19565170

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 1759, 2314, 3518, 5785, 8795, 11570, 17590, 22867, 45734, 114335, 156551, 228670, 313102, 782755, 1565510, 2035163, 4070326, 10175815, 20351630]

約数ペア:

[(1, 20351630), (2, 10175815), (5, 4070326), (10, 2035163), (13, 1565510), (26, 782755), (65, 313102), (89, 228670), (130, 156551), (178, 114335), (445, 45734), (890, 22867), (1157, 17590), (1759, 11570), (2314, 8795), (3518, 5785)]