20195851808

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{3583}}^1$

素因数の和:3910

約数の個数: 96

約数和(自身を含む): 44219105280

約数和(自身を除く): 24023253472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 134, 176, 239, 268, 352, 478, 536, 737, 956, 1072, 1474, 1912, 2144, 2629, 2948, 3583, 3824, 5258, 5896, 7166, 7648, 10516, 11792, 14332, 16013, 21032, 23584, 28664, 32026, 39413, 42064, 57328, 64052, 78826, 84128, 114656, 128104, 157652, 176143, 240061, 256208, 315304, 352286, 480122, 512416, 630608, 704572, 856337, 960244, 1261216, 1409144, 1712674, 1920488, 2640671, 2818288, 3425348, 3840976, 5281342, 5636576, 6850696, 7681952, 9419707, 10562684, 13701392, 18839414, 21125368, 27402784, 37678828, 42250736, 57374579, 75357656, 84501472, 114749158, 150715312, 229498316, 301430624, 458996632, 631120369, 917993264, 1262240738, 1835986528, 2524481476, 5048962952, 10097925904, 20195851808]

約数ペア:

[(1, 20195851808), (2, 10097925904), (4, 5048962952), (8, 2524481476), (11, 1835986528), (16, 1262240738), (22, 917993264), (32, 631120369), (44, 458996632), (67, 301430624), (88, 229498316), (134, 150715312), (176, 114749158), (239, 84501472), (268, 75357656), (352, 57374579), (478, 42250736), (536, 37678828), (737, 27402784), (956, 21125368), (1072, 18839414), (1474, 13701392), (1912, 10562684), (2144, 9419707), (2629, 7681952), (2948, 6850696), (3583, 5636576), (3824, 5281342), (5258, 3840976), (5896, 3425348), (7166, 2818288), (7648, 2640671), (10516, 1920488), (11792, 1712674), (14332, 1409144), (16013, 1261216), (21032, 960244), (23584, 856337), (28664, 704572), (32026, 630608), (39413, 512416), (42064, 480122), (57328, 352286), (64052, 315304), (78826, 256208), (84128, 240061), (114656, 176143), (128104, 157652)]