20894475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{39799}}^1$

素因数の和:39819

約数の個数: 24

約数和(自身を含む): 39481600

約数和(自身を除く): 18587125

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 39799, 119397, 198995, 278593, 596985, 835779, 994975, 1392965, 2984925, 4178895, 6964825, 20894475]

約数ペア:

[(1, 20894475), (3, 6964825), (5, 4178895), (7, 2984925), (15, 1392965), (21, 994975), (25, 835779), (35, 596985), (75, 278593), (105, 198995), (175, 119397), (525, 39799)]