19938961525

素因数分解:

$5^2\times 7^1\times {\mathrm{1879}}^1\times {\mathrm{60637}}^1$

素因数の和:62533

約数の個数: 24

約数和(自身を含む): 28271861120

約数和(自身を除く): 8332899595

約数列:

[1, 5, 7, 25, 35, 175, 1879, 9395, 13153, 46975, 60637, 65765, 303185, 328825, 424459, 1515925, 2122295, 10611475, 113936923, 569684615, 797558461, 2848423075, 3987792305, 19938961525]

約数ペア:

[(1, 19938961525), (5, 3987792305), (7, 2848423075), (25, 797558461), (35, 569684615), (175, 113936923), (1879, 10611475), (9395, 2122295), (13153, 1515925), (46975, 424459), (60637, 328825), (65765, 303185)]