219871538

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{6203}}^1$

素因数の和:6721

約数の個数: 16

約数和(自身を含む): 339482880

約数和(自身を除く): 119611342

約数列:

[1, 2, 37, 74, 479, 958, 6203, 12406, 17723, 35446, 229511, 459022, 2971237, 5942474, 109935769, 219871538]

約数ペア:

[(1, 219871538), (2, 109935769), (37, 5942474), (74, 2971237), (479, 459022), (958, 229511), (6203, 35446), (12406, 17723)]