19324473

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2797}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 30621312

約数和(自身を除く): 11296839

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 2797, 6909, 8391, 19579, 58737, 131459, 137053, 394377, 411159, 920213, 2760639, 6441491, 19324473]

約数ペア:

[(1, 19324473), (3, 6441491), (7, 2760639), (21, 920213), (47, 411159), (49, 394377), (141, 137053), (147, 131459), (329, 58737), (987, 19579), (2303, 8391), (2797, 6909)]