20806511710

素因数分解:

$2^1\times 5^1\times {\mathrm{37409}}^1\times {\mathrm{55619}}^1$

素因数の和:93035

約数の個数: 16

約数和(自身を含む): 37453395600

約数和(自身を除く): 16646883890

約数列:

[1, 2, 5, 10, 37409, 55619, 74818, 111238, 187045, 278095, 374090, 556190, 2080651171, 4161302342, 10403255855, 20806511710]

約数ペア:

[(1, 20806511710), (2, 10403255855), (5, 4161302342), (10, 2080651171), (37409, 556190), (55619, 374090), (74818, 278095), (111238, 187045)]