18378904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2017}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 37050480

約数和(自身を除く): 18671576

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2017, 2278, 4034, 4556, 8068, 9112, 16136, 34289, 68578, 135139, 137156, 270278, 274312, 540556, 1081112, 2297363, 4594726, 9189452, 18378904]

約数ペア:

[(1, 18378904), (2, 9189452), (4, 4594726), (8, 2297363), (17, 1081112), (34, 540556), (67, 274312), (68, 270278), (134, 137156), (136, 135139), (268, 68578), (536, 34289), (1139, 16136), (2017, 9112), (2278, 8068), (4034, 4556)]