219718132

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 420057792

約数和(自身を除く): 200339660

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 163, 172, 326, 461, 652, 731, 922, 1462, 1844, 2771, 2924, 5542, 7009, 7837, 11084, 14018, 15674, 19823, 28036, 31348, 39646, 75143, 79292, 119153, 150286, 238306, 300572, 336991, 476612, 673982, 1277431, 1347964, 2554862, 3231149, 5109724, 6462298, 12924596, 54929533, 109859066, 219718132]

約数ペア:

[(1, 219718132), (2, 109859066), (4, 54929533), (17, 12924596), (34, 6462298), (43, 5109724), (68, 3231149), (86, 2554862), (163, 1347964), (172, 1277431), (326, 673982), (461, 476612), (652, 336991), (731, 300572), (922, 238306), (1462, 150286), (1844, 119153), (2771, 79292), (2924, 75143), (5542, 39646), (7009, 31348), (7837, 28036), (11084, 19823), (14018, 15674)]