19915532

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54713}}^1$

素因数の和:54737

約数の個数: 24

約数和(自身を含む): 42895776

約数和(自身を除く): 22980244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54713, 109426, 218852, 382991, 711269, 765982, 1422538, 1531964, 2845076, 4978883, 9957766, 19915532]

約数ペア:

[(1, 19915532), (2, 9957766), (4, 4978883), (7, 2845076), (13, 1531964), (14, 1422538), (26, 765982), (28, 711269), (52, 382991), (91, 218852), (182, 109426), (364, 54713)]