19107836

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 38163552

約数和(自身を除く): 19055716

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 97, 121, 148, 194, 242, 388, 407, 484, 814, 1067, 1331, 1628, 2134, 2662, 3589, 4268, 4477, 5324, 7178, 8954, 11737, 14356, 17908, 23474, 39479, 46948, 49247, 78958, 98494, 129107, 157916, 196988, 258214, 434269, 516428, 868538, 1737076, 4776959, 9553918, 19107836]

約数ペア:

[(1, 19107836), (2, 9553918), (4, 4776959), (11, 1737076), (22, 868538), (37, 516428), (44, 434269), (74, 258214), (97, 196988), (121, 157916), (148, 129107), (194, 98494), (242, 78958), (388, 49247), (407, 46948), (484, 39479), (814, 23474), (1067, 17908), (1331, 14356), (1628, 11737), (2134, 8954), (2662, 7178), (3589, 5324), (4268, 4477)]