18016928848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{505639}}^1$

素因数の和:505795

約数の個数: 40

約数和(自身を含む): 37243419840

約数和(自身を除く): 19226490992

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 131, 136, 262, 272, 524, 1048, 2096, 2227, 4454, 8908, 17816, 35632, 505639, 1011278, 2022556, 4045112, 8090224, 8595863, 17191726, 34383452, 66238709, 68766904, 132477418, 137533808, 264954836, 529909672, 1059819344, 1126058053, 2252116106, 4504232212, 9008464424, 18016928848]

約数ペア:

[(1, 18016928848), (2, 9008464424), (4, 4504232212), (8, 2252116106), (16, 1126058053), (17, 1059819344), (34, 529909672), (68, 264954836), (131, 137533808), (136, 132477418), (262, 68766904), (272, 66238709), (524, 34383452), (1048, 17191726), (2096, 8595863), (2227, 8090224), (4454, 4045112), (8908, 2022556), (17816, 1011278), (35632, 505639)]