28018654

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:448

約数の個数: 24

約数和(自身を含む): 44823888

約数和(自身を除く): 16805234

約数列:

[1, 2, 19, 38, 151, 257, 302, 361, 514, 722, 2869, 4883, 5738, 9766, 38807, 54511, 77614, 92777, 109022, 185554, 737333, 1474666, 14009327, 28018654]

約数ペア:

[(1, 28018654), (2, 14009327), (19, 1474666), (38, 737333), (151, 185554), (257, 109022), (302, 92777), (361, 77614), (514, 54511), (722, 38807), (2869, 9766), (4883, 5738)]