19002904

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 37469520

約数和(自身を除く): 18466616

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1493, 1591, 2986, 3182, 5972, 6364, 11944, 12728, 55241, 64199, 110482, 128398, 220964, 256796, 441928, 513592, 2375363, 4750726, 9501452, 19002904]

約数ペア:

[(1, 19002904), (2, 9501452), (4, 4750726), (8, 2375363), (37, 513592), (43, 441928), (74, 256796), (86, 220964), (148, 128398), (172, 110482), (296, 64199), (344, 55241), (1493, 12728), (1591, 11944), (2986, 6364), (3182, 5972)]