20354525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 27319680

約数和(自身を除く): 6965155

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1019, 1175, 3995, 5095, 17323, 19975, 25475, 47893, 86615, 239465, 433075, 814181, 1197325, 4070905, 20354525]

約数ペア:

[(1, 20354525), (5, 4070905), (17, 1197325), (25, 814181), (47, 433075), (85, 239465), (235, 86615), (425, 47893), (799, 25475), (1019, 19975), (1175, 17323), (3995, 5095)]