219734812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{5009}}^1$

素因数の和:6021

約数の個数: 24

約数和(自身を含む): 419998320

約数和(自身を除く): 200263508

約数列:

[1, 2, 4, 11, 22, 44, 997, 1994, 3988, 5009, 10018, 10967, 20036, 21934, 43868, 55099, 110198, 220396, 4993973, 9987946, 19975892, 54933703, 109867406, 219734812]

約数ペア:

[(1, 219734812), (2, 109867406), (4, 54933703), (11, 19975892), (22, 9987946), (44, 4993973), (997, 220396), (1994, 110198), (3988, 55099), (5009, 43868), (10018, 21934), (10967, 20036)]