19675149

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 28706112

約数和(自身を除く): 9030963

約数列:

[1, 3, 13, 39, 151, 169, 257, 453, 507, 771, 1963, 3341, 5889, 10023, 25519, 38807, 43433, 76557, 116421, 130299, 504491, 1513473, 6558383, 19675149]

約数ペア:

[(1, 19675149), (3, 6558383), (13, 1513473), (39, 504491), (151, 130299), (169, 116421), (257, 76557), (453, 43433), (507, 38807), (771, 25519), (1963, 10023), (3341, 5889)]