20651587776

素因数分解:

$2^6\times 3^2\times {\mathrm{509}}^1\times {\mathrm{70439}}^1$

素因数の和:70966

約数の個数: 84

約数和(自身を含む): 59311184400

約数和(自身を除く): 38659596624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 509, 576, 1018, 1527, 2036, 3054, 4072, 4581, 6108, 8144, 9162, 12216, 16288, 18324, 24432, 32576, 36648, 48864, 70439, 73296, 97728, 140878, 146592, 211317, 281756, 293184, 422634, 563512, 633951, 845268, 1127024, 1267902, 1690536, 2254048, 2535804, 3381072, 4508096, 5071608, 6762144, 10143216, 13524288, 20286432, 35853451, 40572864, 71706902, 107560353, 143413804, 215120706, 286827608, 322681059, 430241412, 573655216, 645362118, 860482824, 1147310432, 1290724236, 1720965648, 2294620864, 2581448472, 3441931296, 5162896944, 6883862592, 10325793888, 20651587776]

約数ペア:

[(1, 20651587776), (2, 10325793888), (3, 6883862592), (4, 5162896944), (6, 3441931296), (8, 2581448472), (9, 2294620864), (12, 1720965648), (16, 1290724236), (18, 1147310432), (24, 860482824), (32, 645362118), (36, 573655216), (48, 430241412), (64, 322681059), (72, 286827608), (96, 215120706), (144, 143413804), (192, 107560353), (288, 71706902), (509, 40572864), (576, 35853451), (1018, 20286432), (1527, 13524288), (2036, 10143216), (3054, 6762144), (4072, 5071608), (4581, 4508096), (6108, 3381072), (8144, 2535804), (9162, 2254048), (12216, 1690536), (16288, 1267902), (18324, 1127024), (24432, 845268), (32576, 633951), (36648, 563512), (48864, 422634), (70439, 293184), (73296, 281756), (97728, 211317), (140878, 146592)]