20809614528

素因数分解:

$2^6\times 3^3\times {\mathrm{31}}^1\times {\mathrm{388471}}^1$

素因数の和:388523

約数の個数: 112

約数和(自身を含む): 63150008320

約数和(自身を除く): 42340393792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 144, 186, 192, 216, 248, 279, 288, 372, 432, 496, 558, 576, 744, 837, 864, 992, 1116, 1488, 1674, 1728, 1984, 2232, 2976, 3348, 4464, 5952, 6696, 8928, 13392, 17856, 26784, 53568, 388471, 776942, 1165413, 1553884, 2330826, 3107768, 3496239, 4661652, 6215536, 6992478, 9323304, 10488717, 12042601, 12431072, 13984956, 18646608, 20977434, 24085202, 24862144, 27969912, 36127803, 37293216, 41954868, 48170404, 55939824, 72255606, 74586432, 83909736, 96340808, 108383409, 111879648, 144511212, 167819472, 192681616, 216766818, 223759296, 289022424, 325150227, 335638944, 385363232, 433533636, 578044848, 650300454, 671277888, 770726464, 867067272, 1156089696, 1300600908, 1734134544, 2312179392, 2601201816, 3468269088, 5202403632, 6936538176, 10404807264, 20809614528]

約数ペア:

[(1, 20809614528), (2, 10404807264), (3, 6936538176), (4, 5202403632), (6, 3468269088), (8, 2601201816), (9, 2312179392), (12, 1734134544), (16, 1300600908), (18, 1156089696), (24, 867067272), (27, 770726464), (31, 671277888), (32, 650300454), (36, 578044848), (48, 433533636), (54, 385363232), (62, 335638944), (64, 325150227), (72, 289022424), (93, 223759296), (96, 216766818), (108, 192681616), (124, 167819472), (144, 144511212), (186, 111879648), (192, 108383409), (216, 96340808), (248, 83909736), (279, 74586432), (288, 72255606), (372, 55939824), (432, 48170404), (496, 41954868), (558, 37293216), (576, 36127803), (744, 27969912), (837, 24862144), (864, 24085202), (992, 20977434), (1116, 18646608), (1488, 13984956), (1674, 12431072), (1728, 12042601), (1984, 10488717), (2232, 9323304), (2976, 6992478), (3348, 6215536), (4464, 4661652), (5952, 3496239), (6696, 3107768), (8928, 2330826), (13392, 1553884), (17856, 1165413), (26784, 776942), (53568, 388471)]