19817792

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{8369}}^1$

素因数の和:8418

約数の個数: 28

約数和(自身を含む): 40393620

約数和(自身を除く): 20575828

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1184, 2368, 8369, 16738, 33476, 66952, 133904, 267808, 309653, 535616, 619306, 1238612, 2477224, 4954448, 9908896, 19817792]

約数ペア:

[(1, 19817792), (2, 9908896), (4, 4954448), (8, 2477224), (16, 1238612), (32, 619306), (37, 535616), (64, 309653), (74, 267808), (148, 133904), (296, 66952), (592, 33476), (1184, 16738), (2368, 8369)]