19419805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{557}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 24641280

約数和(自身を除く): 5221475

約数列:

[1, 5, 19, 95, 367, 557, 1835, 2785, 6973, 10583, 34865, 52915, 204419, 1022095, 3883961, 19419805]

約数ペア:

[(1, 19419805), (5, 3883961), (19, 1022095), (95, 204419), (367, 52915), (557, 34865), (1835, 10583), (2785, 6973)]