402841808

素因数分解:

$2^4\times {\mathrm{2473}}^1\times {\mathrm{10181}}^1$

素因数の和:12662

約数の個数: 20

約数和(自身を含む): 780898308

約数和(自身を除く): 378056500

約数列:

[1, 2, 4, 8, 16, 2473, 4946, 9892, 10181, 19784, 20362, 39568, 40724, 81448, 162896, 25177613, 50355226, 100710452, 201420904, 402841808]

約数ペア:

[(1, 402841808), (2, 201420904), (4, 100710452), (8, 50355226), (16, 25177613), (2473, 162896), (4946, 81448), (9892, 40724), (10181, 39568), (19784, 20362)]