20542236

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11971}}^1$

素因数の和:12002

約数の個数: 48

約数和(自身を含む): 56316288

約数和(自身を除く): 35774052

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11971, 23942, 35913, 47884, 71826, 131681, 143652, 155623, 263362, 311246, 395043, 466869, 526724, 622492, 790086, 933738, 1580172, 1711853, 1867476, 3423706, 5135559, 6847412, 10271118, 20542236]

約数ペア:

[(1, 20542236), (2, 10271118), (3, 6847412), (4, 5135559), (6, 3423706), (11, 1867476), (12, 1711853), (13, 1580172), (22, 933738), (26, 790086), (33, 622492), (39, 526724), (44, 466869), (52, 395043), (66, 311246), (78, 263362), (132, 155623), (143, 143652), (156, 131681), (286, 71826), (429, 47884), (572, 35913), (858, 23942), (1716, 11971)]