18438486530

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19008749}}^1$

素因数の和:19008853

約数の個数: 16

約数和(自身を含む): 33531435000

約数和(自身を除く): 15092948470

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 19008749, 38017498, 95043745, 190087490, 1843848653, 3687697306, 9219243265, 18438486530]

約数ペア:

[(1, 18438486530), (2, 9219243265), (5, 3687697306), (10, 1843848653), (97, 190087490), (194, 95043745), (485, 38017498), (970, 19008749)]