1994708

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{97}}^2$

素因数の和:251

約数の個数: 18

約数和(自身を含む): 3593646

約数和(自身を除く): 1598938

約数列:

[1, 2, 4, 53, 97, 106, 194, 212, 388, 5141, 9409, 10282, 18818, 20564, 37636, 498677, 997354, 1994708]

約数ペア:

[(1, 1994708), (2, 997354), (4, 498677), (53, 37636), (97, 20564), (106, 18818), (194, 10282), (212, 9409), (388, 5141)]