19390525

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1439}}^1$

素因数の和:1474

約数の個数: 36

約数和(自身を含む): 30533760

約数和(自身を除く): 11143235

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 245, 275, 385, 539, 1225, 1439, 1925, 2695, 7195, 10073, 13475, 15829, 35975, 50365, 70511, 79145, 110803, 251825, 352555, 395725, 554015, 775621, 1762775, 2770075, 3878105, 19390525]

約数ペア:

[(1, 19390525), (5, 3878105), (7, 2770075), (11, 1762775), (25, 775621), (35, 554015), (49, 395725), (55, 352555), (77, 251825), (175, 110803), (245, 79145), (275, 70511), (385, 50365), (539, 35975), (1225, 15829), (1439, 13475), (1925, 10073), (2695, 7195)]