18006880

素因数分解:

$2^5\times 5^1\times {\mathrm{112543}}^1$

素因数の和:112558

約数の個数: 24

約数和(自身を含む): 42541632

約数和(自身を除く): 24534752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 112543, 225086, 450172, 562715, 900344, 1125430, 1800688, 2250860, 3601376, 4501720, 9003440, 18006880]

約数ペア:

[(1, 18006880), (2, 9003440), (4, 4501720), (5, 3601376), (8, 2250860), (10, 1800688), (16, 1125430), (20, 900344), (32, 562715), (40, 450172), (80, 225086), (160, 112543)]