219345424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42443}}^1$

素因数の和:42487

約数の個数: 40

約数和(自身を含む): 473675040

約数和(自身を除く): 254329616

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 42443, 84886, 169772, 339544, 679088, 721531, 806417, 1443062, 1612834, 2886124, 3225668, 5772248, 6451336, 11544496, 12902672, 13709089, 27418178, 54836356, 109672712, 219345424]

約数ペア:

[(1, 219345424), (2, 109672712), (4, 54836356), (8, 27418178), (16, 13709089), (17, 12902672), (19, 11544496), (34, 6451336), (38, 5772248), (68, 3225668), (76, 2886124), (136, 1612834), (152, 1443062), (272, 806417), (304, 721531), (323, 679088), (646, 339544), (1292, 169772), (2584, 84886), (5168, 42443)]