40393658

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 67305600

約数和(自身を除く): 26911942

約数列:

[1, 2, 19, 23, 38, 46, 113, 226, 409, 437, 818, 874, 2147, 2599, 4294, 5198, 7771, 9407, 15542, 18814, 46217, 49381, 92434, 98762, 178733, 357466, 878123, 1062991, 1756246, 2125982, 20196829, 40393658]

約数ペア:

[(1, 40393658), (2, 20196829), (19, 2125982), (23, 1756246), (38, 1062991), (46, 878123), (113, 357466), (226, 178733), (409, 98762), (437, 92434), (818, 49381), (874, 46217), (2147, 18814), (2599, 15542), (4294, 9407), (5198, 7771)]