19667778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{252151}}^1$

素因数の和:252169

約数の個数: 16

約数和(自身を含む): 42361536

約数和(自身を除く): 22693758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 252151, 504302, 756453, 1512906, 3277963, 6555926, 9833889, 19667778]

約数ペア:

[(1, 19667778), (2, 9833889), (3, 6555926), (6, 3277963), (13, 1512906), (26, 756453), (39, 504302), (78, 252151)]