207785408

素因数分解:

$2^6\times {\mathrm{167}}^1\times {\mathrm{19441}}^1$

素因数の和:19620

約数の個数: 28

約数和(自身を含む): 414814512

約数和(自身を除く): 207029104

約数列:

[1, 2, 4, 8, 16, 32, 64, 167, 334, 668, 1336, 2672, 5344, 10688, 19441, 38882, 77764, 155528, 311056, 622112, 1244224, 3246647, 6493294, 12986588, 25973176, 51946352, 103892704, 207785408]

約数ペア:

[(1, 207785408), (2, 103892704), (4, 51946352), (8, 25973176), (16, 12986588), (32, 6493294), (64, 3246647), (167, 1244224), (334, 622112), (668, 311056), (1336, 155528), (2672, 77764), (5344, 38882), (10688, 19441)]