20148180592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{138731}}^1$

素因数の和:139081

約数の個数: 40

約数和(自身を含む): 40512518640

約数和(自身を除く): 20364338048

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 313, 464, 626, 1252, 2504, 5008, 9077, 18154, 36308, 72616, 138731, 145232, 277462, 554924, 1109848, 2219696, 4023199, 8046398, 16092796, 32185592, 43422803, 64371184, 86845606, 173691212, 347382424, 694764848, 1259261287, 2518522574, 5037045148, 10074090296, 20148180592]

約数ペア:

[(1, 20148180592), (2, 10074090296), (4, 5037045148), (8, 2518522574), (16, 1259261287), (29, 694764848), (58, 347382424), (116, 173691212), (232, 86845606), (313, 64371184), (464, 43422803), (626, 32185592), (1252, 16092796), (2504, 8046398), (5008, 4023199), (9077, 2219696), (18154, 1109848), (36308, 554924), (72616, 277462), (138731, 145232)]