20893709552

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{853}}^1\times {\mathrm{37339}}^1$

素因数の和:38241

約数の個数: 40

約数和(自身を含む): 41518644720

約数和(自身を除く): 20624935168

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 853, 1706, 3412, 6824, 13648, 34973, 37339, 69946, 74678, 139892, 149356, 279784, 298712, 559568, 597424, 1530899, 3061798, 6123596, 12247192, 24494384, 31850167, 63700334, 127400668, 254801336, 509602672, 1305856847, 2611713694, 5223427388, 10446854776, 20893709552]

約数ペア:

[(1, 20893709552), (2, 10446854776), (4, 5223427388), (8, 2611713694), (16, 1305856847), (41, 509602672), (82, 254801336), (164, 127400668), (328, 63700334), (656, 31850167), (853, 24494384), (1706, 12247192), (3412, 6123596), (6824, 3061798), (13648, 1530899), (34973, 597424), (37339, 559568), (69946, 298712), (74678, 279784), (139892, 149356)]