1780496428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{64019}}^1$

素因数の和:64449

約数の個数: 24

約数和(自身を含む): 3307273200

約数和(自身を除く): 1526776772

約数列:

[1, 2, 4, 17, 34, 68, 409, 818, 1636, 6953, 13906, 27812, 64019, 128038, 256076, 1088323, 2176646, 4353292, 26183771, 52367542, 104735084, 445124107, 890248214, 1780496428]

約数ペア:

[(1, 1780496428), (2, 890248214), (4, 445124107), (17, 104735084), (34, 52367542), (68, 26183771), (409, 4353292), (818, 2176646), (1636, 1088323), (6953, 256076), (13906, 128038), (27812, 64019)]