18389710

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 15824690

約数列:

[1, 2, 5, 10, 59, 71, 118, 142, 295, 355, 439, 590, 710, 878, 2195, 4189, 4390, 8378, 20945, 25901, 31169, 41890, 51802, 62338, 129505, 155845, 259010, 311690, 1838971, 3677942, 9194855, 18389710]

約数ペア:

[(1, 18389710), (2, 9194855), (5, 3677942), (10, 1838971), (59, 311690), (71, 259010), (118, 155845), (142, 129505), (295, 62338), (355, 51802), (439, 41890), (590, 31169), (710, 25901), (878, 20945), (2195, 8378), (4189, 4390)]