213725908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{255653}}^1$

素因数の和:255687

約数の個数: 24

約数和(自身を含む): 429498720

約数和(自身を除く): 215772812

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 255653, 511306, 1022612, 2812183, 4857407, 5624366, 9714814, 11248732, 19429628, 53431477, 106862954, 213725908]

約数ペア:

[(1, 213725908), (2, 106862954), (4, 53431477), (11, 19429628), (19, 11248732), (22, 9714814), (38, 5624366), (44, 4857407), (76, 2812183), (209, 1022612), (418, 511306), (836, 255653)]