20321823384

素因数分解:

$2^3\times 3^2\times {\mathrm{397}}^1\times {\mathrm{710951}}^1$

素因数の和:711360

約数の個数: 48

約数和(自身を含む): 55176984720

約数和(自身を除く): 34855161336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 397, 794, 1191, 1588, 2382, 3176, 3573, 4764, 7146, 9528, 14292, 28584, 710951, 1421902, 2132853, 2843804, 4265706, 5687608, 6398559, 8531412, 12797118, 17062824, 25594236, 51188472, 282247547, 564495094, 846742641, 1128990188, 1693485282, 2257980376, 2540227923, 3386970564, 5080455846, 6773941128, 10160911692, 20321823384]

約数ペア:

[(1, 20321823384), (2, 10160911692), (3, 6773941128), (4, 5080455846), (6, 3386970564), (8, 2540227923), (9, 2257980376), (12, 1693485282), (18, 1128990188), (24, 846742641), (36, 564495094), (72, 282247547), (397, 51188472), (794, 25594236), (1191, 17062824), (1588, 12797118), (2382, 8531412), (3176, 6398559), (3573, 5687608), (4764, 4265706), (7146, 2843804), (9528, 2132853), (14292, 1421902), (28584, 710951)]