27081908

素因数分解:

$2^2\times 7^3\times {\mathrm{19739}}^1$

素因数の和:19764

約数の個数: 24

約数和(自身を含む): 55272000

約数和(自身を除く): 28190092

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 19739, 39478, 78956, 138173, 276346, 552692, 967211, 1934422, 3868844, 6770477, 13540954, 27081908]

約数ペア:

[(1, 27081908), (2, 13540954), (4, 6770477), (7, 3868844), (14, 1934422), (28, 967211), (49, 552692), (98, 276346), (196, 138173), (343, 78956), (686, 39478), (1372, 19739)]