2103287890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19120799}}^1$

素因数の和:19120817

約数の個数: 16

約数和(自身を含む): 4130092800

約数和(自身を除く): 2026804910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 19120799, 38241598, 95603995, 191207990, 210328789, 420657578, 1051643945, 2103287890]

約数ペア:

[(1, 2103287890), (2, 1051643945), (5, 420657578), (10, 210328789), (11, 191207990), (22, 95603995), (55, 38241598), (110, 19120799)]