20556204

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 30246996

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 1049, 1633, 2098, 3147, 3266, 4196, 4899, 6294, 6532, 9798, 12588, 19596, 24127, 48254, 72381, 74479, 96508, 144762, 148958, 223437, 289524, 297916, 446874, 893748, 1713017, 3426034, 5139051, 6852068, 10278102, 20556204]

約数ペア:

[(1, 20556204), (2, 10278102), (3, 6852068), (4, 5139051), (6, 3426034), (12, 1713017), (23, 893748), (46, 446874), (69, 297916), (71, 289524), (92, 223437), (138, 148958), (142, 144762), (213, 96508), (276, 74479), (284, 72381), (426, 48254), (852, 24127), (1049, 19596), (1633, 12588), (2098, 9798), (3147, 6532), (3266, 6294), (4196, 4899)]