20154752

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 40575600

約数和(自身を除く): 20420848

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1559, 1616, 3118, 3232, 6236, 6464, 12472, 12928, 24944, 49888, 99776, 157459, 199552, 314918, 629836, 1259672, 2519344, 5038688, 10077376, 20154752]

約数ペア:

[(1, 20154752), (2, 10077376), (4, 5038688), (8, 2519344), (16, 1259672), (32, 629836), (64, 314918), (101, 199552), (128, 157459), (202, 99776), (404, 49888), (808, 24944), (1559, 12928), (1616, 12472), (3118, 6464), (3232, 6236)]