211408

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 20

約数和(自身を含む): 417508

約数和(自身を除く): 206100

約数列:

[1, 2, 4, 8, 16, 73, 146, 181, 292, 362, 584, 724, 1168, 1448, 2896, 13213, 26426, 52852, 105704, 211408]

約数ペア:

[(1, 211408), (2, 105704), (4, 52852), (8, 26426), (16, 13213), (73, 2896), (146, 1448), (181, 1168), (292, 724), (362, 584)]