261886064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1487989}}^1$

素因数の和:1488008

約数の個数: 20

約数和(自身を含む): 553532280

約数和(自身を除く): 291646216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1487989, 2975978, 5951956, 11903912, 16367879, 23807824, 32735758, 65471516, 130943032, 261886064]

約数ペア:

[(1, 261886064), (2, 130943032), (4, 65471516), (8, 32735758), (11, 23807824), (16, 16367879), (22, 11903912), (44, 5951956), (88, 2975978), (176, 1487989)]