20905343424

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{5184857}}^1$

素因数の和:5184882

約数の個数: 84

約数和(自身を含む): 68481604464

約数和(自身を除く): 47576261040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 5184857, 10369714, 15554571, 20739428, 31109142, 36293999, 41478856, 46663713, 62218284, 72587998, 82957712, 93327426, 108881997, 124436568, 145175996, 165915424, 186654852, 217763994, 248873136, 290351992, 326645991, 331830848, 373309704, 435527988, 497746272, 580703984, 653291982, 746619408, 871055976, 995492544, 1161407968, 1306583964, 1493238816, 1742111952, 2322815936, 2613167928, 2986477632, 3484223904, 5226335856, 6968447808, 10452671712, 20905343424]

約数ペア:

[(1, 20905343424), (2, 10452671712), (3, 6968447808), (4, 5226335856), (6, 3484223904), (7, 2986477632), (8, 2613167928), (9, 2322815936), (12, 1742111952), (14, 1493238816), (16, 1306583964), (18, 1161407968), (21, 995492544), (24, 871055976), (28, 746619408), (32, 653291982), (36, 580703984), (42, 497746272), (48, 435527988), (56, 373309704), (63, 331830848), (64, 326645991), (72, 290351992), (84, 248873136), (96, 217763994), (112, 186654852), (126, 165915424), (144, 145175996), (168, 124436568), (192, 108881997), (224, 93327426), (252, 82957712), (288, 72587998), (336, 62218284), (448, 46663713), (504, 41478856), (576, 36293999), (672, 31109142), (1008, 20739428), (1344, 15554571), (2016, 10369714), (4032, 5184857)]