199439872

素因数分解:

$2^9\times {\mathrm{389531}}^1$

素因数の和:389549

約数の個数: 20

約数和(自身を含む): 398491236

約数和(自身を除く): 199051364

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 389531, 779062, 1558124, 3116248, 6232496, 12464992, 24929984, 49859968, 99719936, 199439872]

約数ペア:

[(1, 199439872), (2, 99719936), (4, 49859968), (8, 24929984), (16, 12464992), (32, 6232496), (64, 3116248), (128, 1558124), (256, 779062), (512, 389531)]