18704925

素因数分解:

$3^5\times 5^2\times {\mathrm{3079}}^1$

素因数の和:3104

約数の個数: 36

約数和(自身を含む): 34754720

約数和(自身を除く): 16049795

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 3079, 6075, 9237, 15395, 27711, 46185, 76975, 83133, 138555, 230925, 249399, 415665, 692775, 748197, 1246995, 2078325, 3740985, 6234975, 18704925]

約数ペア:

[(1, 18704925), (3, 6234975), (5, 3740985), (9, 2078325), (15, 1246995), (25, 748197), (27, 692775), (45, 415665), (75, 249399), (81, 230925), (135, 138555), (225, 83133), (243, 76975), (405, 46185), (675, 27711), (1215, 15395), (2025, 9237), (3079, 6075)]