11551990

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{10223}}^1$

素因数の和:10343

約数の個数: 16

約数和(自身を含む): 20979648

約数和(自身を除く): 9427658

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 10223, 20446, 51115, 102230, 1155199, 2310398, 5775995, 11551990]

約数ペア:

[(1, 11551990), (2, 5775995), (5, 2310398), (10, 1155199), (113, 102230), (226, 51115), (565, 20446), (1130, 10223)]