20816514

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6763}}^1$

素因数の和:6796

約数の個数: 40

約数和(自身を含む): 49106640

約数和(自身を除く): 28290126

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6763, 13526, 20289, 40578, 60867, 121734, 128497, 182601, 256994, 365202, 385491, 547803, 770982, 1095606, 1156473, 2312946, 3469419, 6938838, 10408257, 20816514]

約数ペア:

[(1, 20816514), (2, 10408257), (3, 6938838), (6, 3469419), (9, 2312946), (18, 1156473), (19, 1095606), (27, 770982), (38, 547803), (54, 385491), (57, 365202), (81, 256994), (114, 182601), (162, 128497), (171, 121734), (342, 60867), (513, 40578), (1026, 20289), (1539, 13526), (3078, 6763)]