20146865408

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{461}}^1\times {\mathrm{3221}}^1$

素因数の和:3751

約数の個数: 72

約数和(自身を含む): 41075435016

約数和(自身を除く): 20928569608

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 461, 848, 922, 1696, 1844, 3221, 3392, 3688, 6442, 6784, 7376, 12884, 13568, 14752, 24433, 25768, 29504, 48866, 51536, 59008, 97732, 103072, 118016, 170713, 195464, 206144, 341426, 390928, 412288, 682852, 781856, 824576, 1365704, 1484881, 1563712, 2731408, 2969762, 3127424, 5462816, 5939524, 6254848, 10925632, 11879048, 21851264, 23758096, 43702528, 47516192, 78698693, 95032384, 157397386, 190064768, 314794772, 380129536, 629589544, 1259179088, 2518358176, 5036716352, 10073432704, 20146865408]

約数ペア:

[(1, 20146865408), (2, 10073432704), (4, 5036716352), (8, 2518358176), (16, 1259179088), (32, 629589544), (53, 380129536), (64, 314794772), (106, 190064768), (128, 157397386), (212, 95032384), (256, 78698693), (424, 47516192), (461, 43702528), (848, 23758096), (922, 21851264), (1696, 11879048), (1844, 10925632), (3221, 6254848), (3392, 5939524), (3688, 5462816), (6442, 3127424), (6784, 2969762), (7376, 2731408), (12884, 1563712), (13568, 1484881), (14752, 1365704), (24433, 824576), (25768, 781856), (29504, 682852), (48866, 412288), (51536, 390928), (59008, 341426), (97732, 206144), (103072, 195464), (118016, 170713)]