19946618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1487}}^1$

素因数の和:1861

約数の個数: 16

約数和(自身を含む): 31605120

約数和(自身を除く): 11658502

約数列:

[1, 2, 19, 38, 353, 706, 1487, 2974, 6707, 13414, 28253, 56506, 524911, 1049822, 9973309, 19946618]

約数ペア:

[(1, 19946618), (2, 9973309), (19, 1049822), (38, 524911), (353, 56506), (706, 28253), (1487, 13414), (2974, 6707)]