20205216

素因数分解:

$2^5\times 3^2\times {\mathrm{70157}}^1$

素因数の和:70173

約数の個数: 36

約数和(自身を含む): 57459402

約数和(自身を除く): 37254186

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 70157, 140314, 210471, 280628, 420942, 561256, 631413, 841884, 1122512, 1262826, 1683768, 2245024, 2525652, 3367536, 5051304, 6735072, 10102608, 20205216]

約数ペア:

[(1, 20205216), (2, 10102608), (3, 6735072), (4, 5051304), (6, 3367536), (8, 2525652), (9, 2245024), (12, 1683768), (16, 1262826), (18, 1122512), (24, 841884), (32, 631413), (36, 561256), (48, 420942), (72, 280628), (96, 210471), (144, 140314), (288, 70157)]