19988794

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2699}}^1$

素因数の和:2754

約数の個数: 24

約数和(自身を含む): 35834400

約数和(自身を除く): 15845606

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 2699, 3703, 5398, 7406, 18893, 37786, 62077, 124154, 434539, 869078, 1427771, 2855542, 9994397, 19988794]

約数ペア:

[(1, 19988794), (2, 9994397), (7, 2855542), (14, 1427771), (23, 869078), (46, 434539), (161, 124154), (322, 62077), (529, 37786), (1058, 18893), (2699, 7406), (3703, 5398)]