18638816

素因数分解:

$2^5\times 7^2\times {\mathrm{11887}}^1$

素因数の和:11911

約数の個数: 36

約数和(自身を含む): 42689808

約数和(自身を除く): 24050992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 11887, 23774, 47548, 83209, 95096, 166418, 190192, 332836, 380384, 582463, 665672, 1164926, 1331344, 2329852, 2662688, 4659704, 9319408, 18638816]

約数ペア:

[(1, 18638816), (2, 9319408), (4, 4659704), (7, 2662688), (8, 2329852), (14, 1331344), (16, 1164926), (28, 665672), (32, 582463), (49, 380384), (56, 332836), (98, 190192), (112, 166418), (196, 95096), (224, 83209), (392, 47548), (784, 23774), (1568, 11887)]