31661812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6691}}^1$

素因数の和:6728

約数の個数: 36

約数和(自身を含む): 68579616

約数和(自身を除く): 36917804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 6691, 13382, 26764, 46837, 86983, 93674, 173966, 187348, 347932, 608881, 1130779, 1217762, 2261558, 2435524, 4523116, 7915453, 15830906, 31661812]

約数ペア:

[(1, 31661812), (2, 15830906), (4, 7915453), (7, 4523116), (13, 2435524), (14, 2261558), (26, 1217762), (28, 1130779), (52, 608881), (91, 347932), (169, 187348), (182, 173966), (338, 93674), (364, 86983), (676, 46837), (1183, 26764), (2366, 13382), (4732, 6691)]