20165991010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{382729}}^1$

素因数の和:383226

約数の個数: 32

約数和(自身を含む): 39681446400

約数和(自身を除く): 19515455390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 479, 958, 2395, 4790, 5269, 10538, 26345, 52690, 382729, 765458, 1913645, 3827290, 4210019, 8420038, 21050095, 42100190, 183327191, 366654382, 916635955, 1833271910, 2016599101, 4033198202, 10082995505, 20165991010]

約数ペア:

[(1, 20165991010), (2, 10082995505), (5, 4033198202), (10, 2016599101), (11, 1833271910), (22, 916635955), (55, 366654382), (110, 183327191), (479, 42100190), (958, 21050095), (2395, 8420038), (4790, 4210019), (5269, 3827290), (10538, 1913645), (26345, 765458), (52690, 382729)]