889089904

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{321203}}^1$

素因数の和:321384

約数の個数: 20

約数和(自身を含む): 1732574376

約数和(自身を除く): 843484472

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 321203, 642406, 1284812, 2569624, 5139248, 55568119, 111136238, 222272476, 444544952, 889089904]

約数ペア:

[(1, 889089904), (2, 444544952), (4, 222272476), (8, 111136238), (16, 55568119), (173, 5139248), (346, 2569624), (692, 1284812), (1384, 642406), (2768, 321203)]