19437806

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 32237568

約数和(自身を除く): 12799762

約数列:

[1, 2, 23, 31, 43, 46, 62, 86, 317, 634, 713, 989, 1333, 1426, 1978, 2666, 7291, 9827, 13631, 14582, 19654, 27262, 30659, 61318, 226021, 313513, 422561, 452042, 627026, 845122, 9718903, 19437806]

約数ペア:

[(1, 19437806), (2, 9718903), (23, 845122), (31, 627026), (43, 452042), (46, 422561), (62, 313513), (86, 226021), (317, 61318), (634, 30659), (713, 27262), (989, 19654), (1333, 14582), (1426, 13631), (1978, 9827), (2666, 7291)]