20575968

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 62786304

約数和(自身を除く): 42210336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 67, 84, 96, 112, 134, 168, 201, 224, 268, 336, 402, 457, 469, 536, 672, 804, 914, 938, 1072, 1371, 1407, 1608, 1828, 1876, 2144, 2742, 2814, 3199, 3216, 3656, 3752, 5484, 5628, 6398, 6432, 7312, 7504, 9597, 10968, 11256, 12796, 14624, 15008, 19194, 21936, 22512, 25592, 30619, 38388, 43872, 45024, 51184, 61238, 76776, 91857, 102368, 122476, 153552, 183714, 214333, 244952, 307104, 367428, 428666, 489904, 642999, 734856, 857332, 979808, 1285998, 1469712, 1714664, 2571996, 2939424, 3429328, 5143992, 6858656, 10287984, 20575968]

約数ペア:

[(1, 20575968), (2, 10287984), (3, 6858656), (4, 5143992), (6, 3429328), (7, 2939424), (8, 2571996), (12, 1714664), (14, 1469712), (16, 1285998), (21, 979808), (24, 857332), (28, 734856), (32, 642999), (42, 489904), (48, 428666), (56, 367428), (67, 307104), (84, 244952), (96, 214333), (112, 183714), (134, 153552), (168, 122476), (201, 102368), (224, 91857), (268, 76776), (336, 61238), (402, 51184), (457, 45024), (469, 43872), (536, 38388), (672, 30619), (804, 25592), (914, 22512), (938, 21936), (1072, 19194), (1371, 15008), (1407, 14624), (1608, 12796), (1828, 11256), (1876, 10968), (2144, 9597), (2742, 7504), (2814, 7312), (3199, 6432), (3216, 6398), (3656, 5628), (3752, 5484)]