19974170

素因数分解:

$2^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6301}}^1$

素因数の和:6625

約数の個数: 16

約数和(自身を含む): 36072648

約数和(自身を除く): 16098478

約数列:

[1, 2, 5, 10, 317, 634, 1585, 3170, 6301, 12602, 31505, 63010, 1997417, 3994834, 9987085, 19974170]

約数ペア:

[(1, 19974170), (2, 9987085), (5, 3994834), (10, 1997417), (317, 63010), (634, 31505), (1585, 12602), (3170, 6301)]