20199821252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1477027}}^1$

素因数の和:1477307

約数の個数: 24

約数和(自身を含む): 38213668416

約数和(自身を除く): 18013847164

約数列:

[1, 2, 4, 13, 26, 52, 263, 526, 1052, 3419, 6838, 13676, 1477027, 2954054, 5908108, 19201351, 38402702, 76805404, 388458101, 776916202, 1553832404, 5049955313, 10099910626, 20199821252]

約数ペア:

[(1, 20199821252), (2, 10099910626), (4, 5049955313), (13, 1553832404), (26, 776916202), (52, 388458101), (263, 76805404), (526, 38402702), (1052, 19201351), (3419, 5908108), (6838, 2954054), (13676, 1477027)]