20106265984

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{284051}}^1$

素因数の和:284151

約数の個数: 64

約数和(自身を含む): 46357286400

約数和(自身を除く): 26251020416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 553, 632, 896, 1106, 1264, 2212, 2528, 4424, 5056, 8848, 10112, 17696, 35392, 70784, 284051, 568102, 1136204, 1988357, 2272408, 3976714, 4544816, 7953428, 9089632, 15906856, 18179264, 22440029, 31813712, 36358528, 44880058, 63627424, 89760116, 127254848, 157080203, 179520232, 254509696, 314160406, 359040464, 628320812, 718080928, 1256641624, 1436161856, 2513283248, 2872323712, 5026566496, 10053132992, 20106265984]

約数ペア:

[(1, 20106265984), (2, 10053132992), (4, 5026566496), (7, 2872323712), (8, 2513283248), (14, 1436161856), (16, 1256641624), (28, 718080928), (32, 628320812), (56, 359040464), (64, 314160406), (79, 254509696), (112, 179520232), (128, 157080203), (158, 127254848), (224, 89760116), (316, 63627424), (448, 44880058), (553, 36358528), (632, 31813712), (896, 22440029), (1106, 18179264), (1264, 15906856), (2212, 9089632), (2528, 7953428), (4424, 4544816), (5056, 3976714), (8848, 2272408), (10112, 1988357), (17696, 1136204), (35392, 568102), (70784, 284051)]