219956828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{604277}}^1$

素因数の和:604301

約数の個数: 24

約数和(自身を含む): 473753952

約数和(自身を除く): 253797124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 604277, 1208554, 2417108, 4229939, 7855601, 8459878, 15711202, 16919756, 31422404, 54989207, 109978414, 219956828]

約数ペア:

[(1, 219956828), (2, 109978414), (4, 54989207), (7, 31422404), (13, 16919756), (14, 15711202), (26, 8459878), (28, 7855601), (52, 4229939), (91, 2417108), (182, 1208554), (364, 604277)]