321503536

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{18119}}^1$

素因数の和:19236

約数の個数: 20

約数和(自身を含む): 623509200

約数和(自身を除く): 302005664

約数列:

[1, 2, 4, 8, 16, 1109, 2218, 4436, 8872, 17744, 18119, 36238, 72476, 144952, 289904, 20093971, 40187942, 80375884, 160751768, 321503536]

約数ペア:

[(1, 321503536), (2, 160751768), (4, 80375884), (8, 40187942), (16, 20093971), (1109, 289904), (2218, 144952), (4436, 72476), (8872, 36238), (17744, 18119)]