31689538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 52246656

約数和(自身を除く): 20557118

約数列:

[1, 2, 23, 37, 43, 46, 74, 86, 433, 851, 866, 989, 1591, 1702, 1978, 3182, 9959, 16021, 18619, 19918, 32042, 36593, 37238, 73186, 368483, 428237, 688903, 736966, 856474, 1377806, 15844769, 31689538]

約数ペア:

[(1, 31689538), (2, 15844769), (23, 1377806), (37, 856474), (43, 736966), (46, 688903), (74, 428237), (86, 368483), (433, 73186), (851, 37238), (866, 36593), (989, 32042), (1591, 19918), (1702, 18619), (1978, 16021), (3182, 9959)]