19716682

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{653}}^1$

素因数の和:1173

約数の個数: 16

約数和(自身を含む): 30638592

約数和(自身を除く): 10921910

約数列:

[1, 2, 31, 62, 487, 653, 974, 1306, 15097, 20243, 30194, 40486, 318011, 636022, 9858341, 19716682]

約数ペア:

[(1, 19716682), (2, 9858341), (31, 636022), (62, 318011), (487, 40486), (653, 30194), (974, 20243), (1306, 15097)]