15781678976

素因数分解:

$2^7\times 7^1\times {\mathrm{17613481}}^1$

素因数の和:17613502

約数の個数: 32

約数和(自身を含む): 35931503280

約数和(自身を除く): 20149824304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 17613481, 35226962, 70453924, 123294367, 140907848, 246588734, 281815696, 493177468, 563631392, 986354936, 1127262784, 1972709872, 2254525568, 3945419744, 7890839488, 15781678976]

約数ペア:

[(1, 15781678976), (2, 7890839488), (4, 3945419744), (7, 2254525568), (8, 1972709872), (14, 1127262784), (16, 986354936), (28, 563631392), (32, 493177468), (56, 281815696), (64, 246588734), (112, 140907848), (128, 123294367), (224, 70453924), (448, 35226962), (896, 17613481)]