20406816

素因数分解:

$2^5\times 3^4\times {\mathrm{7873}}^1$

素因数の和:7895

約数の個数: 60

約数和(自身を含む): 60023502

約数和(自身を除く): 39616686

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 7873, 15746, 23619, 31492, 47238, 62984, 70857, 94476, 125968, 141714, 188952, 212571, 251936, 283428, 377904, 425142, 566856, 637713, 755808, 850284, 1133712, 1275426, 1700568, 2267424, 2550852, 3401136, 5101704, 6802272, 10203408, 20406816]

約数ペア:

[(1, 20406816), (2, 10203408), (3, 6802272), (4, 5101704), (6, 3401136), (8, 2550852), (9, 2267424), (12, 1700568), (16, 1275426), (18, 1133712), (24, 850284), (27, 755808), (32, 637713), (36, 566856), (48, 425142), (54, 377904), (72, 283428), (81, 251936), (96, 212571), (108, 188952), (144, 141714), (162, 125968), (216, 94476), (288, 70857), (324, 62984), (432, 47238), (648, 31492), (864, 23619), (1296, 15746), (2592, 7873)]