20787408

素因数分解:

$2^4\times 3^3\times {\mathrm{48119}}^1$

素因数の和:48136

約数の個数: 40

約数和(自身を含む): 59668800

約数和(自身を除く): 38881392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 48119, 96238, 144357, 192476, 288714, 384952, 433071, 577428, 769904, 866142, 1154856, 1299213, 1732284, 2309712, 2598426, 3464568, 5196852, 6929136, 10393704, 20787408]

約数ペア:

[(1, 20787408), (2, 10393704), (3, 6929136), (4, 5196852), (6, 3464568), (8, 2598426), (9, 2309712), (12, 1732284), (16, 1299213), (18, 1154856), (24, 866142), (27, 769904), (36, 577428), (48, 433071), (54, 384952), (72, 288714), (108, 192476), (144, 144357), (216, 96238), (432, 48119)]