19611686

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1244

約数の個数: 24

約数和(自身を含む): 32424624

約数和(自身を除く): 12812938

約数列:

[1, 2, 19, 23, 38, 46, 361, 437, 722, 874, 1181, 2362, 8303, 16606, 22439, 27163, 44878, 54326, 426341, 516097, 852682, 1032194, 9805843, 19611686]

約数ペア:

[(1, 19611686), (2, 9805843), (19, 1032194), (23, 852682), (38, 516097), (46, 426341), (361, 54326), (437, 44878), (722, 27163), (874, 22439), (1181, 16606), (2362, 8303)]