20121695988

素因数分解:

$2^2\times 3^1\times {\mathrm{153991}}^1\times {\mathrm{10889}}^1$

素因数の和:164887

約数の個数: 24

約数和(自身を含む): 46955240640

約数和(自身を除く): 26833544652

約数列:

[1, 2, 3, 4, 6, 12, 10889, 21778, 32667, 43556, 65334, 130668, 153991, 307982, 461973, 615964, 923946, 1847892, 1676807999, 3353615998, 5030423997, 6707231996, 10060847994, 20121695988]

約数ペア:

[(1, 20121695988), (2, 10060847994), (3, 6707231996), (4, 5030423997), (6, 3353615998), (12, 1676807999), (10889, 1847892), (21778, 923946), (32667, 615964), (43556, 461973), (65334, 307982), (130668, 153991)]