18987882

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{85531}}^1$

素因数の和:85573

約数の個数: 16

約数和(自身を含む): 39002592

約数和(自身を除く): 20014710

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 85531, 171062, 256593, 513186, 3164647, 6329294, 9493941, 18987882]

約数ペア:

[(1, 18987882), (2, 9493941), (3, 6329294), (6, 3164647), (37, 513186), (74, 256593), (111, 171062), (222, 85531)]