19139756

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4201}}^1$

素因数の和:4289

約数の個数: 24

約数和(自身を含む): 36002736

約数和(自身を除く): 16862980

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4201, 4556, 8402, 16804, 71417, 142834, 281467, 285668, 562934, 1125868, 4784939, 9569878, 19139756]

約数ペア:

[(1, 19139756), (2, 9569878), (4, 4784939), (17, 1125868), (34, 562934), (67, 285668), (68, 281467), (134, 142834), (268, 71417), (1139, 16804), (2278, 8402), (4201, 4556)]