31996638

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 72025200

約数和(自身を除く): 40028562

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 107, 111, 214, 222, 321, 333, 449, 642, 666, 898, 963, 1347, 1926, 2694, 3959, 4041, 7918, 8082, 11877, 16613, 23754, 33226, 35631, 48043, 49839, 71262, 96086, 99678, 144129, 149517, 288258, 299034, 432387, 864774, 1777591, 3555182, 5332773, 10665546, 15998319, 31996638]

約数ペア:

[(1, 31996638), (2, 15998319), (3, 10665546), (6, 5332773), (9, 3555182), (18, 1777591), (37, 864774), (74, 432387), (107, 299034), (111, 288258), (214, 149517), (222, 144129), (321, 99678), (333, 96086), (449, 71262), (642, 49839), (666, 48043), (898, 35631), (963, 33226), (1347, 23754), (1926, 16613), (2694, 11877), (3959, 8082), (4041, 7918)]