201440836

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{637471}}^1$

素因数の和:637554

約数の個数: 12

約数和(自身を含む): 356984320

約数和(自身を除く): 155543484

約数列:

[1, 2, 4, 79, 158, 316, 637471, 1274942, 2549884, 50360209, 100720418, 201440836]

約数ペア:

[(1, 201440836), (2, 100720418), (4, 50360209), (79, 2549884), (158, 1274942), (316, 637471)]