19994238

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{100981}}^1$

素因数の和:101000

約数の個数: 24

約数和(自身を含む): 47259576

約数和(自身を除く): 27265338

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 100981, 201962, 302943, 605886, 908829, 1110791, 1817658, 2221582, 3332373, 6664746, 9997119, 19994238]

約数ペア:

[(1, 19994238), (2, 9997119), (3, 6664746), (6, 3332373), (9, 2221582), (11, 1817658), (18, 1110791), (22, 908829), (33, 605886), (66, 302943), (99, 201962), (198, 100981)]