20403843212

素因数分解:

$2^2\times {\mathrm{251}}^1\times {\mathrm{317}}^1\times {\mathrm{64109}}^1$

素因数の和:64681

約数の個数: 24

約数和(自身を含む): 35962632720

約数和(自身を除く): 15558789508

約数列:

[1, 2, 4, 251, 317, 502, 634, 1004, 1268, 64109, 79567, 128218, 159134, 256436, 318268, 16091359, 20322553, 32182718, 40645106, 64365436, 81290212, 5100960803, 10201921606, 20403843212]

約数ペア:

[(1, 20403843212), (2, 10201921606), (4, 5100960803), (251, 81290212), (317, 64365436), (502, 40645106), (634, 32182718), (1004, 20322553), (1268, 16091359), (64109, 318268), (79567, 256436), (128218, 159134)]