20512093648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75412109}}^1$

素因数の和:75412134

約数の個数: 20

約数和(自身を含む): 42079957380

約数和(自身を除く): 21567863732

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75412109, 150824218, 301648436, 603296872, 1206593744, 1282005853, 2564011706, 5128023412, 10256046824, 20512093648]

約数ペア:

[(1, 20512093648), (2, 10256046824), (4, 5128023412), (8, 2564011706), (16, 1282005853), (17, 1206593744), (34, 603296872), (68, 301648436), (136, 150824218), (272, 75412109)]