20543669176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1\times {\mathrm{1699}}^1$

素因数の和:3116

約数の個数: 64

約数和(自身を含む): 41449536000

約数和(自身を除く): 20905866824

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 1327, 1699, 2278, 2654, 3398, 4556, 5308, 6796, 9112, 10616, 13592, 22559, 28883, 45118, 57766, 88909, 90236, 113833, 115532, 177818, 180472, 227666, 231064, 355636, 455332, 711272, 910664, 1511453, 1935161, 2254573, 3022906, 3870322, 4509146, 6045812, 7740644, 9018292, 12091624, 15481288, 18036584, 38327741, 76655482, 151056391, 153310964, 302112782, 306621928, 604225564, 1208451128, 2567958647, 5135917294, 10271834588, 20543669176]

約数ペア:

[(1, 20543669176), (2, 10271834588), (4, 5135917294), (8, 2567958647), (17, 1208451128), (34, 604225564), (67, 306621928), (68, 302112782), (134, 153310964), (136, 151056391), (268, 76655482), (536, 38327741), (1139, 18036584), (1327, 15481288), (1699, 12091624), (2278, 9018292), (2654, 7740644), (3398, 6045812), (4556, 4509146), (5308, 3870322), (6796, 3022906), (9112, 2254573), (10616, 1935161), (13592, 1511453), (22559, 910664), (28883, 711272), (45118, 455332), (57766, 355636), (88909, 231064), (90236, 227666), (113833, 180472), (115532, 177818)]