16981646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 29462400

約数和(自身を除く): 12480754

約数列:

[1, 2, 11, 22, 29, 43, 58, 86, 319, 473, 619, 638, 946, 1238, 1247, 2494, 6809, 13618, 13717, 17951, 26617, 27434, 35902, 53234, 197461, 292787, 394922, 585574, 771893, 1543786, 8490823, 16981646]

約数ペア:

[(1, 16981646), (2, 8490823), (11, 1543786), (22, 771893), (29, 585574), (43, 394922), (58, 292787), (86, 197461), (319, 53234), (473, 35902), (619, 27434), (638, 26617), (946, 17951), (1238, 13717), (1247, 13618), (2494, 6809)]