20249326

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{317}}^1$

素因数の和:420

約数の個数: 24

約数和(自身を含む): 32874840

約数和(自身を除く): 12625514

約数列:

[1, 2, 19, 38, 41, 82, 317, 634, 779, 1558, 1681, 3362, 6023, 12046, 12997, 25994, 31939, 63878, 246943, 493886, 532877, 1065754, 10124663, 20249326]

約数ペア:

[(1, 20249326), (2, 10124663), (19, 1065754), (38, 532877), (41, 493886), (82, 246943), (317, 63878), (634, 31939), (779, 25994), (1558, 12997), (1681, 12046), (3362, 6023)]