16819544

素因数分解:

$2^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 37120680

約数和(自身を除く): 20301136

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 107, 196, 214, 392, 401, 428, 749, 802, 856, 1498, 1604, 2807, 2996, 3208, 5243, 5614, 5992, 10486, 11228, 19649, 20972, 22456, 39298, 41944, 42907, 78596, 85814, 157192, 171628, 300349, 343256, 600698, 1201396, 2102443, 2402792, 4204886, 8409772, 16819544]

約数ペア:

[(1, 16819544), (2, 8409772), (4, 4204886), (7, 2402792), (8, 2102443), (14, 1201396), (28, 600698), (49, 343256), (56, 300349), (98, 171628), (107, 157192), (196, 85814), (214, 78596), (392, 42907), (401, 41944), (428, 39298), (749, 22456), (802, 20972), (856, 19649), (1498, 11228), (1604, 10486), (2807, 5992), (2996, 5614), (3208, 5243)]