20589465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6211}}^1$

素因数の和:6249

約数の個数: 32

約数和(自身を含む): 37570176

約数和(自身を除く): 16980711

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 6211, 18633, 31055, 80743, 93165, 105587, 242229, 316761, 403715, 527935, 1211145, 1372631, 1583805, 4117893, 6863155, 20589465]

約数ペア:

[(1, 20589465), (3, 6863155), (5, 4117893), (13, 1583805), (15, 1372631), (17, 1211145), (39, 527935), (51, 403715), (65, 316761), (85, 242229), (195, 105587), (221, 93165), (255, 80743), (663, 31055), (1105, 18633), (3315, 6211)]