19519076

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{401}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 35163744

約数和(自身を除く): 15644668

約数列:

[1, 2, 4, 43, 86, 172, 283, 401, 566, 802, 1132, 1604, 12169, 17243, 24338, 34486, 48676, 68972, 113483, 226966, 453932, 4879769, 9759538, 19519076]

約数ペア:

[(1, 19519076), (2, 9759538), (4, 4879769), (43, 453932), (86, 226966), (172, 113483), (283, 68972), (401, 48676), (566, 34486), (802, 24338), (1132, 17243), (1604, 12169)]