20156227776

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1128821}}^1$

素因数の和:1128870

約数の個数: 84

約数和(自身を含む): 59637923904

約数和(自身を除く): 39481696128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1488, 1984, 2232, 2976, 4464, 5952, 8928, 17856, 1128821, 2257642, 3386463, 4515284, 6772926, 9030568, 10159389, 13545852, 18061136, 20318778, 27091704, 34993451, 36122272, 40637556, 54183408, 69986902, 72244544, 81275112, 104980353, 108366816, 139973804, 162550224, 209960706, 216733632, 279947608, 314941059, 325100448, 419921412, 559895216, 629882118, 650200896, 839842824, 1119790432, 1259764236, 1679685648, 2239580864, 2519528472, 3359371296, 5039056944, 6718742592, 10078113888, 20156227776]

約数ペア:

[(1, 20156227776), (2, 10078113888), (3, 6718742592), (4, 5039056944), (6, 3359371296), (8, 2519528472), (9, 2239580864), (12, 1679685648), (16, 1259764236), (18, 1119790432), (24, 839842824), (31, 650200896), (32, 629882118), (36, 559895216), (48, 419921412), (62, 325100448), (64, 314941059), (72, 279947608), (93, 216733632), (96, 209960706), (124, 162550224), (144, 139973804), (186, 108366816), (192, 104980353), (248, 81275112), (279, 72244544), (288, 69986902), (372, 54183408), (496, 40637556), (558, 36122272), (576, 34993451), (744, 27091704), (992, 20318778), (1116, 18061136), (1488, 13545852), (1984, 10159389), (2232, 9030568), (2976, 6772926), (4464, 4515284), (5952, 3386463), (8928, 2257642), (17856, 1128821)]