20465484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7717}}^1$

素因数の和:7754

約数の個数: 48

約数和(自身を含む): 54458208

約数和(自身を除く): 33992724

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 7717, 15434, 23151, 30868, 46302, 92604, 100321, 131189, 200642, 262378, 300963, 393567, 401284, 524756, 601926, 787134, 1203852, 1574268, 1705457, 3410914, 5116371, 6821828, 10232742, 20465484]

約数ペア:

[(1, 20465484), (2, 10232742), (3, 6821828), (4, 5116371), (6, 3410914), (12, 1705457), (13, 1574268), (17, 1203852), (26, 787134), (34, 601926), (39, 524756), (51, 401284), (52, 393567), (68, 300963), (78, 262378), (102, 200642), (156, 131189), (204, 100321), (221, 92604), (442, 46302), (663, 30868), (884, 23151), (1326, 15434), (2652, 7717)]