19963570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1871}}^1$

素因数の和:1986

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 19662926

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 194, 485, 970, 1067, 1871, 2134, 3742, 5335, 9355, 10670, 18710, 20581, 41162, 102905, 181487, 205810, 362974, 907435, 1814870, 1996357, 3992714, 9981785, 19963570]

約数ペア:

[(1, 19963570), (2, 9981785), (5, 3992714), (10, 1996357), (11, 1814870), (22, 907435), (55, 362974), (97, 205810), (110, 181487), (194, 102905), (485, 41162), (970, 20581), (1067, 18710), (1871, 10670), (2134, 9355), (3742, 5335)]