207922468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{20297}}^1$

素因数の和:20511

約数の個数: 24

約数和(自身を含む): 393862392

約数和(自身を除く): 185939924

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 20297, 40594, 81188, 263861, 527722, 1055444, 3998509, 7997018, 15994036, 51980617, 103961234, 207922468]

約数ペア:

[(1, 207922468), (2, 103961234), (4, 51980617), (13, 15994036), (26, 7997018), (52, 3998509), (197, 1055444), (394, 527722), (788, 263861), (2561, 81188), (5122, 40594), (10244, 20297)]