219330256

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{87313}}^1$

素因数の和:87478

約数の個数: 20

約数和(自身を含む): 427663972

約数和(自身を除く): 208333716

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 87313, 174626, 349252, 698504, 1397008, 13708141, 27416282, 54832564, 109665128, 219330256]

約数ペア:

[(1, 219330256), (2, 109665128), (4, 54832564), (8, 27416282), (16, 13708141), (157, 1397008), (314, 698504), (628, 349252), (1256, 174626), (2512, 87313)]