890809552

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1795987}}^1$

素因数の和:1796026

約数の個数: 20

約数和(自身を含む): 1781620096

約数和(自身を除く): 890810544

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1795987, 3591974, 7183948, 14367896, 28735792, 55675597, 111351194, 222702388, 445404776, 890809552]

約数ペア:

[(1, 890809552), (2, 445404776), (4, 222702388), (8, 111351194), (16, 55675597), (31, 28735792), (62, 14367896), (124, 7183948), (248, 3591974), (496, 1795987)]