20703742

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:975

約数の個数: 16

約数和(自身を含む): 31688064

約数和(自身を除く): 10984322

約数列:

[1, 2, 71, 142, 211, 422, 691, 1382, 14981, 29962, 49061, 98122, 145801, 291602, 10351871, 20703742]

約数ペア:

[(1, 20703742), (2, 10351871), (71, 291602), (142, 145801), (211, 98122), (422, 49061), (691, 29962), (1382, 14981)]