20168265145

素因数分解:

$5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{907}}^1\times {\mathrm{3011}}^1$

素因数の和:4141

約数の個数: 32

約数和(自身を含む): 27830301696

約数和(自身を除く): 7662036551

約数列:

[1, 5, 7, 35, 211, 907, 1055, 1477, 3011, 4535, 6349, 7385, 15055, 21077, 31745, 105385, 191377, 635321, 956885, 1339639, 2730977, 3176605, 4447247, 6698195, 13654885, 19116839, 22236235, 95584195, 576236147, 2881180735, 4033653029, 20168265145]

約数ペア:

[(1, 20168265145), (5, 4033653029), (7, 2881180735), (35, 576236147), (211, 95584195), (907, 22236235), (1055, 19116839), (1477, 13654885), (3011, 6698195), (4535, 4447247), (6349, 3176605), (7385, 2730977), (15055, 1339639), (21077, 956885), (31745, 635321), (105385, 191377)]