20123261735

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1\times {\mathrm{1489}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 24923289600

約数和(自身を除く): 4800027865

約数列:

[1, 5, 47, 131, 235, 439, 655, 1489, 2195, 6157, 7445, 20633, 30785, 57509, 69983, 103165, 195059, 287545, 349915, 653671, 975295, 2702923, 3268355, 9167773, 13514615, 30722537, 45838865, 85630901, 153612685, 428154505, 4024652347, 20123261735]

約数ペア:

[(1, 20123261735), (5, 4024652347), (47, 428154505), (131, 153612685), (235, 85630901), (439, 45838865), (655, 30722537), (1489, 13514615), (2195, 9167773), (6157, 3268355), (7445, 2702923), (20633, 975295), (30785, 653671), (57509, 349915), (69983, 287545), (103165, 195059)]