19558979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 21974784

約数和(自身を除く): 2415805

約数列:

[1, 11, 61, 103, 283, 671, 1133, 3113, 6283, 17263, 29149, 69113, 189893, 320639, 1778089, 19558979]

約数ペア:

[(1, 19558979), (11, 1778089), (61, 320639), (103, 189893), (283, 69113), (671, 29149), (1133, 17263), (3113, 6283)]