17997808

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 35954048

約数和(自身を除く): 17956240

約数列:

[1, 2, 4, 8, 16, 67, 103, 134, 163, 206, 268, 326, 412, 536, 652, 824, 1072, 1304, 1648, 2608, 6901, 10921, 13802, 16789, 21842, 27604, 33578, 43684, 55208, 67156, 87368, 110416, 134312, 174736, 268624, 1124863, 2249726, 4499452, 8998904, 17997808]

約数ペア:

[(1, 17997808), (2, 8998904), (4, 4499452), (8, 2249726), (16, 1124863), (67, 268624), (103, 174736), (134, 134312), (163, 110416), (206, 87368), (268, 67156), (326, 55208), (412, 43684), (536, 33578), (652, 27604), (824, 21842), (1072, 16789), (1304, 13802), (1648, 10921), (2608, 6901)]