16866774

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 38548224

約数和(自身を除く): 21681450

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 131, 138, 207, 262, 311, 393, 414, 622, 786, 933, 1179, 1866, 2358, 2799, 3013, 5598, 6026, 7153, 9039, 14306, 18078, 21459, 27117, 40741, 42918, 54234, 64377, 81482, 122223, 128754, 244446, 366669, 733338, 937043, 1874086, 2811129, 5622258, 8433387, 16866774]

約数ペア:

[(1, 16866774), (2, 8433387), (3, 5622258), (6, 2811129), (9, 1874086), (18, 937043), (23, 733338), (46, 366669), (69, 244446), (131, 128754), (138, 122223), (207, 81482), (262, 64377), (311, 54234), (393, 42918), (414, 40741), (622, 27117), (786, 21459), (933, 18078), (1179, 14306), (1866, 9039), (2358, 7153), (2799, 6026), (3013, 5598)]