18120272

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6257}}^1$

素因数の和:6446

約数の個数: 20

約数和(自身を含む): 35307636

約数和(自身を除く): 17187364

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6257, 12514, 25028, 50056, 100112, 1132517, 2265034, 4530068, 9060136, 18120272]

約数ペア:

[(1, 18120272), (2, 9060136), (4, 4530068), (8, 2265034), (16, 1132517), (181, 100112), (362, 50056), (724, 25028), (1448, 12514), (2896, 6257)]