201211568

素因数分解:

$2^4\times {\mathrm{1987}}^1\times {\mathrm{6329}}^1$

素因数の和:8324

約数の個数: 20

約数和(自身を含む): 390105240

約数和(自身を除く): 188893672

約数列:

[1, 2, 4, 8, 16, 1987, 3974, 6329, 7948, 12658, 15896, 25316, 31792, 50632, 101264, 12575723, 25151446, 50302892, 100605784, 201211568]

約数ペア:

[(1, 201211568), (2, 100605784), (4, 50302892), (8, 25151446), (16, 12575723), (1987, 101264), (3974, 50632), (6329, 31792), (7948, 25316), (12658, 15896)]