19380038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2287}}^1$

素因数の和:2531

約数の個数: 16

約数和(自身を含む): 30750720

約数和(自身を除く): 11370682

約数列:

[1, 2, 19, 38, 223, 446, 2287, 4237, 4574, 8474, 43453, 86906, 510001, 1020002, 9690019, 19380038]

約数ペア:

[(1, 19380038), (2, 9690019), (19, 1020002), (38, 510001), (223, 86906), (446, 43453), (2287, 8474), (4237, 4574)]