18880330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269719}}^1$

素因数の和:269733

約数の個数: 16

約数和(自身を含む): 38839680

約数和(自身を除く): 19959350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269719, 539438, 1348595, 1888033, 2697190, 3776066, 9440165, 18880330]

約数ペア:

[(1, 18880330), (2, 9440165), (5, 3776066), (7, 2697190), (10, 1888033), (14, 1348595), (35, 539438), (70, 269719)]