20105136

素因数分解:

$2^4\times 3^2\times {\mathrm{139619}}^1$

素因数の和:139633

約数の個数: 30

約数和(自身を含む): 56266860

約数和(自身を除く): 36161724

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 139619, 279238, 418857, 558476, 837714, 1116952, 1256571, 1675428, 2233904, 2513142, 3350856, 5026284, 6701712, 10052568, 20105136]

約数ペア:

[(1, 20105136), (2, 10052568), (3, 6701712), (4, 5026284), (6, 3350856), (8, 2513142), (9, 2233904), (12, 1675428), (16, 1256571), (18, 1116952), (24, 837714), (36, 558476), (48, 418857), (72, 279238), (144, 139619)]