28891472

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26951}}^1$

素因数の和:27026

約数の個数: 20

約数和(自身を含む): 56814816

約数和(自身を除く): 27923344

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26951, 53902, 107804, 215608, 431216, 1805717, 3611434, 7222868, 14445736, 28891472]

約数ペア:

[(1, 28891472), (2, 14445736), (4, 7222868), (8, 3611434), (16, 1805717), (67, 431216), (134, 215608), (268, 107804), (536, 53902), (1072, 26951)]