188621538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4490989}}^1$

素因数の和:4491001

約数の個数: 16

約数和(自身を含む): 431135040

約数和(自身を除く): 242513502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4490989, 8981978, 13472967, 26945934, 31436923, 62873846, 94310769, 188621538]

約数ペア:

[(1, 188621538), (2, 94310769), (3, 62873846), (6, 31436923), (7, 26945934), (14, 13472967), (21, 8981978), (42, 4490989)]