20297312

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 49029120

約数和(自身を除く): 28731808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 74, 79, 112, 124, 148, 158, 217, 224, 248, 259, 296, 316, 434, 496, 518, 553, 592, 632, 868, 992, 1036, 1106, 1147, 1184, 1264, 1736, 2072, 2212, 2294, 2449, 2528, 2923, 3472, 4144, 4424, 4588, 4898, 5846, 6944, 8029, 8288, 8848, 9176, 9796, 11692, 16058, 17143, 17696, 18352, 19592, 20461, 23384, 32116, 34286, 36704, 39184, 40922, 46768, 64232, 68572, 78368, 81844, 90613, 93536, 128464, 137144, 163688, 181226, 256928, 274288, 327376, 362452, 548576, 634291, 654752, 724904, 1268582, 1449808, 2537164, 2899616, 5074328, 10148656, 20297312]

約数ペア:

[(1, 20297312), (2, 10148656), (4, 5074328), (7, 2899616), (8, 2537164), (14, 1449808), (16, 1268582), (28, 724904), (31, 654752), (32, 634291), (37, 548576), (56, 362452), (62, 327376), (74, 274288), (79, 256928), (112, 181226), (124, 163688), (148, 137144), (158, 128464), (217, 93536), (224, 90613), (248, 81844), (259, 78368), (296, 68572), (316, 64232), (434, 46768), (496, 40922), (518, 39184), (553, 36704), (592, 34286), (632, 32116), (868, 23384), (992, 20461), (1036, 19592), (1106, 18352), (1147, 17696), (1184, 17143), (1264, 16058), (1736, 11692), (2072, 9796), (2212, 9176), (2294, 8848), (2449, 8288), (2528, 8029), (2923, 6944), (3472, 5846), (4144, 4898), (4424, 4588)]