28716790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151141}}^1$

素因数の和:151167

約数の個数: 16

約数和(自身を含む): 54411120

約数和(自身を除く): 25694330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 151141, 302282, 755705, 1511410, 2871679, 5743358, 14358395, 28716790]

約数ペア:

[(1, 28716790), (2, 14358395), (5, 5743358), (10, 2871679), (19, 1511410), (38, 755705), (95, 302282), (190, 151141)]