67181872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1241

約数の個数: 40

約数和(自身を含む): 137768960

約数和(自身を除く): 70587088

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 223, 304, 446, 892, 991, 1784, 1982, 3568, 3964, 4237, 7928, 8474, 15856, 16948, 18829, 33896, 37658, 67792, 75316, 150632, 220993, 301264, 441986, 883972, 1767944, 3535888, 4198867, 8397734, 16795468, 33590936, 67181872]

約数ペア:

[(1, 67181872), (2, 33590936), (4, 16795468), (8, 8397734), (16, 4198867), (19, 3535888), (38, 1767944), (76, 883972), (152, 441986), (223, 301264), (304, 220993), (446, 150632), (892, 75316), (991, 67792), (1784, 37658), (1982, 33896), (3568, 18829), (3964, 16948), (4237, 15856), (7928, 8474)]