18842368

素因数分解:

$2^8\times {\mathrm{89}}^1\times {\mathrm{827}}^1$

素因数の和:932

約数の個数: 36

約数和(自身を含む): 38079720

約数和(自身を除く): 19237352

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 712, 827, 1424, 1654, 2848, 3308, 5696, 6616, 11392, 13232, 22784, 26464, 52928, 73603, 105856, 147206, 211712, 294412, 588824, 1177648, 2355296, 4710592, 9421184, 18842368]

約数ペア:

[(1, 18842368), (2, 9421184), (4, 4710592), (8, 2355296), (16, 1177648), (32, 588824), (64, 294412), (89, 211712), (128, 147206), (178, 105856), (256, 73603), (356, 52928), (712, 26464), (827, 22784), (1424, 13232), (1654, 11392), (2848, 6616), (3308, 5696)]