20171246512

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:934

約数の個数: 80

約数和(自身を含む): 40057480800

約数和(自身を除く): 19886234288

約数列:

[1, 2, 4, 8, 16, 101, 137, 179, 202, 274, 358, 404, 509, 548, 716, 808, 1018, 1096, 1432, 1616, 2036, 2192, 2864, 4072, 8144, 13837, 18079, 24523, 27674, 36158, 49046, 51409, 55348, 69733, 72316, 91111, 98092, 102818, 110696, 139466, 144632, 182222, 196184, 205636, 221392, 278932, 289264, 364444, 392368, 411272, 557864, 728888, 822544, 1115728, 1457776, 2476823, 4953646, 7043033, 9202211, 9907292, 12482207, 14086066, 18404422, 19814584, 24964414, 28172132, 36808844, 39629168, 49928828, 56344264, 73617688, 99857656, 112688528, 147235376, 199715312, 1260702907, 2521405814, 5042811628, 10085623256, 20171246512]

約数ペア:

[(1, 20171246512), (2, 10085623256), (4, 5042811628), (8, 2521405814), (16, 1260702907), (101, 199715312), (137, 147235376), (179, 112688528), (202, 99857656), (274, 73617688), (358, 56344264), (404, 49928828), (509, 39629168), (548, 36808844), (716, 28172132), (808, 24964414), (1018, 19814584), (1096, 18404422), (1432, 14086066), (1616, 12482207), (2036, 9907292), (2192, 9202211), (2864, 7043033), (4072, 4953646), (8144, 2476823), (13837, 1457776), (18079, 1115728), (24523, 822544), (27674, 728888), (36158, 557864), (49046, 411272), (51409, 392368), (55348, 364444), (69733, 289264), (72316, 278932), (91111, 221392), (98092, 205636), (102818, 196184), (110696, 182222), (139466, 144632)]