15953882

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 29585280

約数和(自身を除く): 13631398

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 1621, 3242, 4921, 9842, 11347, 22694, 30799, 59977, 61598, 119954, 215593, 419839, 431186, 839678, 1139563, 2279126, 7976941, 15953882]

約数ペア:

[(1, 15953882), (2, 7976941), (7, 2279126), (14, 1139563), (19, 839678), (37, 431186), (38, 419839), (74, 215593), (133, 119954), (259, 61598), (266, 59977), (518, 30799), (703, 22694), (1406, 11347), (1621, 9842), (3242, 4921)]