19115955

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2851}}^1$

素因数の和:3011

約数の個数: 24

約数和(自身を含む): 33368400

約数和(自身を除く): 14252445

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 2851, 6705, 8553, 14255, 25659, 42765, 128295, 424799, 1274397, 2123995, 3823191, 6371985, 19115955]

約数ペア:

[(1, 19115955), (3, 6371985), (5, 3823191), (9, 2123995), (15, 1274397), (45, 424799), (149, 128295), (447, 42765), (745, 25659), (1341, 14255), (2235, 8553), (2851, 6705)]