19775392

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6791}}^1$

素因数の和:6821

約数の個数: 48

約数和(自身を含む): 47924352

約数和(自身を除く): 28148960

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6791, 13582, 27164, 47537, 54328, 88283, 95074, 108656, 176566, 190148, 217312, 353132, 380296, 617981, 706264, 760592, 1235962, 1412528, 1521184, 2471924, 2825056, 4943848, 9887696, 19775392]

約数ペア:

[(1, 19775392), (2, 9887696), (4, 4943848), (7, 2825056), (8, 2471924), (13, 1521184), (14, 1412528), (16, 1235962), (26, 760592), (28, 706264), (32, 617981), (52, 380296), (56, 353132), (91, 217312), (104, 190148), (112, 176566), (182, 108656), (208, 95074), (224, 88283), (364, 54328), (416, 47537), (728, 27164), (1456, 13582), (2912, 6791)]