20519088

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 56544000

約数和(自身を除く): 36024912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 149, 151, 152, 228, 298, 302, 304, 447, 453, 456, 596, 604, 894, 906, 912, 1192, 1208, 1788, 1812, 2384, 2416, 2831, 2869, 3576, 3624, 5662, 5738, 7152, 7248, 8493, 8607, 11324, 11476, 16986, 17214, 22499, 22648, 22952, 33972, 34428, 44998, 45296, 45904, 67497, 67944, 68856, 89996, 134994, 135888, 137712, 179992, 269988, 359984, 427481, 539976, 854962, 1079952, 1282443, 1709924, 2564886, 3419848, 5129772, 6839696, 10259544, 20519088]

約数ペア:

[(1, 20519088), (2, 10259544), (3, 6839696), (4, 5129772), (6, 3419848), (8, 2564886), (12, 1709924), (16, 1282443), (19, 1079952), (24, 854962), (38, 539976), (48, 427481), (57, 359984), (76, 269988), (114, 179992), (149, 137712), (151, 135888), (152, 134994), (228, 89996), (298, 68856), (302, 67944), (304, 67497), (447, 45904), (453, 45296), (456, 44998), (596, 34428), (604, 33972), (894, 22952), (906, 22648), (912, 22499), (1192, 17214), (1208, 16986), (1788, 11476), (1812, 11324), (2384, 8607), (2416, 8493), (2831, 7248), (2869, 7152), (3576, 5738), (3624, 5662)]