19029920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1307}}^1$

素因数の和:1342

約数の個数: 96

約数和(自身を含む): 55375488

約数和(自身を除く): 36345568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1307, 1456, 1820, 2080, 2614, 2912, 3640, 5228, 6535, 7280, 9149, 10456, 13070, 14560, 16991, 18298, 20912, 26140, 33982, 36596, 41824, 45745, 52280, 67964, 73192, 84955, 91490, 104560, 118937, 135928, 146384, 169910, 182980, 209120, 237874, 271856, 292768, 339820, 365960, 475748, 543712, 594685, 679640, 731920, 951496, 1189370, 1359280, 1463840, 1902992, 2378740, 2718560, 3805984, 4757480, 9514960, 19029920]

約数ペア:

[(1, 19029920), (2, 9514960), (4, 4757480), (5, 3805984), (7, 2718560), (8, 2378740), (10, 1902992), (13, 1463840), (14, 1359280), (16, 1189370), (20, 951496), (26, 731920), (28, 679640), (32, 594685), (35, 543712), (40, 475748), (52, 365960), (56, 339820), (65, 292768), (70, 271856), (80, 237874), (91, 209120), (104, 182980), (112, 169910), (130, 146384), (140, 135928), (160, 118937), (182, 104560), (208, 91490), (224, 84955), (260, 73192), (280, 67964), (364, 52280), (416, 45745), (455, 41824), (520, 36596), (560, 33982), (728, 26140), (910, 20912), (1040, 18298), (1120, 16991), (1307, 14560), (1456, 13070), (1820, 10456), (2080, 9149), (2614, 7280), (2912, 6535), (3640, 5228)]