220389902

素因数分解:

$2^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1\times {\mathrm{641}}^1$

素因数の和:1483

約数の個数: 16

約数和(自身を含む): 332720352

約数和(自身を除く): 112330450

約数列:

[1, 2, 353, 487, 641, 706, 974, 1282, 171911, 226273, 312167, 343822, 452546, 624334, 110194951, 220389902]

約数ペア:

[(1, 220389902), (2, 110194951), (353, 624334), (487, 452546), (641, 343822), (706, 312167), (974, 226273), (1282, 171911)]