18971736170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{256687}}^1$

素因数の和:257102

約数の個数: 32

約数和(自身を含む): 36038995200

約数和(自身を除く): 17067259030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 389, 778, 1945, 3890, 7391, 14782, 36955, 73910, 256687, 513374, 1283435, 2566870, 4877053, 9754106, 24385265, 48770530, 99851243, 199702486, 499256215, 998512430, 1897173617, 3794347234, 9485868085, 18971736170]

約数ペア:

[(1, 18971736170), (2, 9485868085), (5, 3794347234), (10, 1897173617), (19, 998512430), (38, 499256215), (95, 199702486), (190, 99851243), (389, 48770530), (778, 24385265), (1945, 9754106), (3890, 4877053), (7391, 2566870), (14782, 1283435), (36955, 513374), (73910, 256687)]