20121242

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{4159}}^1$

素因数の和:4261

約数の個数: 16

約数和(自身を含む): 31449600

約数和(自身を除く): 11328358

約数列:

[1, 2, 41, 59, 82, 118, 2419, 4159, 4838, 8318, 170519, 245381, 341038, 490762, 10060621, 20121242]

約数ペア:

[(1, 20121242), (2, 10060621), (41, 490762), (59, 341038), (82, 245381), (118, 170519), (2419, 8318), (4159, 4838)]