199841510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{1871}}^1$

素因数の和:2860

約数の個数: 32

約数和(自身を含む): 393030144

約数和(自身を除く): 193188634

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 971, 1871, 1942, 3742, 4855, 9355, 9710, 10681, 18710, 20581, 21362, 41162, 53405, 102905, 106810, 205810, 1816741, 3633482, 9083705, 18167410, 19984151, 39968302, 99920755, 199841510]

約数ペア:

[(1, 199841510), (2, 99920755), (5, 39968302), (10, 19984151), (11, 18167410), (22, 9083705), (55, 3633482), (110, 1816741), (971, 205810), (1871, 106810), (1942, 102905), (3742, 53405), (4855, 41162), (9355, 21362), (9710, 20581), (10681, 18710)]