19986296

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{1877}}^1$

素因数の和:1916

約数の個数: 32

約数和(自身を含む): 41240880

約数和(自身を除く): 21254584

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1331, 1877, 2662, 3754, 5324, 7508, 10648, 15016, 20647, 41294, 82588, 165176, 227117, 454234, 908468, 1816936, 2498287, 4996574, 9993148, 19986296]

約数ペア:

[(1, 19986296), (2, 9993148), (4, 4996574), (8, 2498287), (11, 1816936), (22, 908468), (44, 454234), (88, 227117), (121, 165176), (242, 82588), (484, 41294), (968, 20647), (1331, 15016), (1877, 10648), (2662, 7508), (3754, 5324)]