19500159

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 31703040

約数和(自身を除く): 12202881

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 329, 483, 859, 987, 1081, 2577, 3243, 6013, 7567, 18039, 19757, 22701, 40373, 59271, 121119, 138299, 282611, 414897, 847833, 928579, 2785737, 6500053, 19500159]

約数ペア:

[(1, 19500159), (3, 6500053), (7, 2785737), (21, 928579), (23, 847833), (47, 414897), (69, 282611), (141, 138299), (161, 121119), (329, 59271), (483, 40373), (859, 22701), (987, 19757), (1081, 18039), (2577, 7567), (3243, 6013)]