20158574888

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{827}}^1\times {\mathrm{3623}}^1$

素因数の和:4514

約数の個数: 48

約数和(自身を含む): 39203779680

約数和(自身を除く): 19045204792

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 827, 841, 1654, 1682, 3308, 3364, 3623, 6616, 6728, 7246, 14492, 23983, 28984, 47966, 95932, 105067, 191864, 210134, 420268, 695507, 840536, 1391014, 2782028, 2996221, 3046943, 5564056, 5992442, 6093886, 11984884, 12187772, 23969768, 24375544, 86890409, 173780818, 347561636, 695123272, 2519821861, 5039643722, 10079287444, 20158574888]

約数ペア:

[(1, 20158574888), (2, 10079287444), (4, 5039643722), (8, 2519821861), (29, 695123272), (58, 347561636), (116, 173780818), (232, 86890409), (827, 24375544), (841, 23969768), (1654, 12187772), (1682, 11984884), (3308, 6093886), (3364, 5992442), (3623, 5564056), (6616, 3046943), (6728, 2996221), (7246, 2782028), (14492, 1391014), (23983, 840536), (28984, 695507), (47966, 420268), (95932, 210134), (105067, 191864)]