18930208

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{4889}}^1$

素因数の和:4921

約数の個数: 36

約数和(自身を含む): 40973310

約数和(自身を除く): 22043102

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 4889, 9778, 19556, 39112, 53779, 78224, 107558, 156448, 215116, 430232, 591569, 860464, 1183138, 1720928, 2366276, 4732552, 9465104, 18930208]

約数ペア:

[(1, 18930208), (2, 9465104), (4, 4732552), (8, 2366276), (11, 1720928), (16, 1183138), (22, 860464), (32, 591569), (44, 430232), (88, 215116), (121, 156448), (176, 107558), (242, 78224), (352, 53779), (484, 39112), (968, 19556), (1936, 9778), (3872, 4889)]