20180682032

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1\times {\mathrm{2017}}^1$

素因数の和:2758

約数の個数: 80

約数和(自身を含む): 45071787840

約数和(自身を除く): 24891105808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 569, 628, 1099, 1138, 1256, 2017, 2198, 2276, 2512, 3983, 4034, 4396, 4552, 7966, 8068, 8792, 9104, 14119, 15932, 16136, 17584, 28238, 31864, 32272, 56476, 63728, 89333, 112952, 178666, 225904, 316669, 357332, 625331, 633338, 714664, 1147673, 1250662, 1266676, 1429328, 2216683, 2295346, 2501324, 2533352, 4433366, 4590692, 5002648, 5066704, 8033711, 8866732, 9181384, 10005296, 16067422, 17733464, 18362768, 32134844, 35466928, 64269688, 128539376, 180184661, 360369322, 720738644, 1261292627, 1441477288, 2522585254, 2882954576, 5045170508, 10090341016, 20180682032]

約数ペア:

[(1, 20180682032), (2, 10090341016), (4, 5045170508), (7, 2882954576), (8, 2522585254), (14, 1441477288), (16, 1261292627), (28, 720738644), (56, 360369322), (112, 180184661), (157, 128539376), (314, 64269688), (569, 35466928), (628, 32134844), (1099, 18362768), (1138, 17733464), (1256, 16067422), (2017, 10005296), (2198, 9181384), (2276, 8866732), (2512, 8033711), (3983, 5066704), (4034, 5002648), (4396, 4590692), (4552, 4433366), (7966, 2533352), (8068, 2501324), (8792, 2295346), (9104, 2216683), (14119, 1429328), (15932, 1266676), (16136, 1250662), (17584, 1147673), (28238, 714664), (31864, 633338), (32272, 625331), (56476, 357332), (63728, 316669), (89333, 225904), (112952, 178666)]