40203376

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{19181}}^1$

素因数の和:19320

約数の個数: 20

約数和(自身を含む): 78492744

約数和(自身を除く): 38289368

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 19181, 38362, 76724, 153448, 306896, 2512711, 5025422, 10050844, 20101688, 40203376]

約数ペア:

[(1, 40203376), (2, 20101688), (4, 10050844), (8, 5025422), (16, 2512711), (131, 306896), (262, 153448), (524, 76724), (1048, 38362), (2096, 19181)]