20031358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3491}}^1$

素因数の和:3663

約数の個数: 16

約数和(自身を含む): 31847040

約数和(自身を除く): 11815682

約数列:

[1, 2, 19, 38, 151, 302, 2869, 3491, 5738, 6982, 66329, 132658, 527141, 1054282, 10015679, 20031358]

約数ペア:

[(1, 20031358), (2, 10015679), (19, 1054282), (38, 527141), (151, 132658), (302, 66329), (2869, 6982), (3491, 5738)]