1908818128

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1177

約数の個数: 120

約数和(自身を含む): 4568755200

約数和(自身を除く): 2659937072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 127, 133, 152, 196, 254, 266, 304, 392, 508, 532, 784, 889, 931, 1009, 1016, 1064, 1778, 1862, 2018, 2032, 2128, 2413, 3556, 3724, 4036, 4826, 6223, 7063, 7112, 7448, 8072, 9652, 12446, 14126, 14224, 14896, 16144, 16891, 19171, 19304, 24892, 28252, 33782, 38342, 38608, 49441, 49784, 56504, 67564, 76684, 98882, 99568, 113008, 118237, 128143, 134197, 135128, 153368, 197764, 236474, 256286, 268394, 270256, 306736, 395528, 472948, 512572, 536788, 791056, 897001, 939379, 945896, 1025144, 1073576, 1794002, 1878758, 1891792, 2050288, 2147152, 2434717, 3588004, 3757516, 4869434, 6279007, 7176008, 7515032, 9738868, 12558014, 14352016, 15030064, 17043019, 19477736, 25116028, 34086038, 38955472, 50232056, 68172076, 100464112, 119301133, 136344152, 238602266, 272688304, 477204532, 954409064, 1908818128]

約数ペア:

[(1, 1908818128), (2, 954409064), (4, 477204532), (7, 272688304), (8, 238602266), (14, 136344152), (16, 119301133), (19, 100464112), (28, 68172076), (38, 50232056), (49, 38955472), (56, 34086038), (76, 25116028), (98, 19477736), (112, 17043019), (127, 15030064), (133, 14352016), (152, 12558014), (196, 9738868), (254, 7515032), (266, 7176008), (304, 6279007), (392, 4869434), (508, 3757516), (532, 3588004), (784, 2434717), (889, 2147152), (931, 2050288), (1009, 1891792), (1016, 1878758), (1064, 1794002), (1778, 1073576), (1862, 1025144), (2018, 945896), (2032, 939379), (2128, 897001), (2413, 791056), (3556, 536788), (3724, 512572), (4036, 472948), (4826, 395528), (6223, 306736), (7063, 270256), (7112, 268394), (7448, 256286), (8072, 236474), (9652, 197764), (12446, 153368), (14126, 135128), (14224, 134197), (14896, 128143), (16144, 118237), (16891, 113008), (19171, 99568), (19304, 98882), (24892, 76684), (28252, 67564), (33782, 56504), (38342, 49784), (38608, 49441)]