20210068944

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{399851}}^1$

素因数の和:399887

約数の個数: 120

約数和(自身を含む): 63167019552

約数和(自身を除く): 42956950608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2808, 3159, 3888, 4212, 5616, 6318, 8424, 12636, 16848, 25272, 50544, 399851, 799702, 1199553, 1599404, 2399106, 3198808, 3598659, 4798212, 5198063, 6397616, 7197318, 9596424, 10396126, 10795977, 14394636, 15594189, 19192848, 20792252, 21591954, 28789272, 31188378, 32387931, 41584504, 43183908, 46782567, 57578544, 62376756, 64775862, 83169008, 86367816, 93565134, 97163793, 124753512, 129551724, 140347701, 172735632, 187130268, 194327586, 249507024, 259103448, 280695402, 374260536, 388655172, 421043103, 518206896, 561390804, 748521072, 777310344, 842086206, 1122781608, 1263129309, 1554620688, 1684172412, 2245563216, 2526258618, 3368344824, 5052517236, 6736689648, 10105034472, 20210068944]

約数ペア:

[(1, 20210068944), (2, 10105034472), (3, 6736689648), (4, 5052517236), (6, 3368344824), (8, 2526258618), (9, 2245563216), (12, 1684172412), (13, 1554620688), (16, 1263129309), (18, 1122781608), (24, 842086206), (26, 777310344), (27, 748521072), (36, 561390804), (39, 518206896), (48, 421043103), (52, 388655172), (54, 374260536), (72, 280695402), (78, 259103448), (81, 249507024), (104, 194327586), (108, 187130268), (117, 172735632), (144, 140347701), (156, 129551724), (162, 124753512), (208, 97163793), (216, 93565134), (234, 86367816), (243, 83169008), (312, 64775862), (324, 62376756), (351, 57578544), (432, 46782567), (468, 43183908), (486, 41584504), (624, 32387931), (648, 31188378), (702, 28789272), (936, 21591954), (972, 20792252), (1053, 19192848), (1296, 15594189), (1404, 14394636), (1872, 10795977), (1944, 10396126), (2106, 9596424), (2808, 7197318), (3159, 6397616), (3888, 5198063), (4212, 4798212), (5616, 3598659), (6318, 3198808), (8424, 2399106), (12636, 1599404), (16848, 1199553), (25272, 799702), (50544, 399851)]