19146875

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 26154576

約数和(自身を除く): 7007701

約数列:

[1, 5, 11, 25, 55, 125, 275, 557, 625, 1375, 2785, 3125, 6127, 6875, 13925, 30635, 34375, 69625, 153175, 348125, 765875, 1740625, 3829375, 19146875]

約数ペア:

[(1, 19146875), (5, 3829375), (11, 1740625), (25, 765875), (55, 348125), (125, 153175), (275, 69625), (557, 34375), (625, 30635), (1375, 13925), (2785, 6875), (3125, 6127)]