19996812

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{50497}}^1$

素因数の和:50518

約数の個数: 36

約数和(自身を含む): 55143816

約数和(自身を除く): 35147004

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 50497, 100994, 151491, 201988, 302982, 454473, 555467, 605964, 908946, 1110934, 1666401, 1817892, 2221868, 3332802, 4999203, 6665604, 9998406, 19996812]

約数ペア:

[(1, 19996812), (2, 9998406), (3, 6665604), (4, 4999203), (6, 3332802), (9, 2221868), (11, 1817892), (12, 1666401), (18, 1110934), (22, 908946), (33, 605964), (36, 555467), (44, 454473), (66, 302982), (99, 201988), (132, 151491), (198, 100994), (396, 50497)]