19430307

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 31268160

約数和(自身を除く): 11837853

約数列:

[1, 3, 9, 13, 27, 39, 117, 197, 281, 351, 591, 843, 1773, 2529, 2561, 3653, 5319, 7587, 7683, 10959, 23049, 32877, 55357, 69147, 98631, 166071, 498213, 719641, 1494639, 2158923, 6476769, 19430307]

約数ペア:

[(1, 19430307), (3, 6476769), (9, 2158923), (13, 1494639), (27, 719641), (39, 498213), (117, 166071), (197, 98631), (281, 69147), (351, 55357), (591, 32877), (843, 23049), (1773, 10959), (2529, 7683), (2561, 7587), (3653, 5319)]