128927408

素因数分解:

$2^4\times {\mathrm{1181}}^1\times {\mathrm{6823}}^1$

素因数の和:8012

約数の個数: 20

約数和(自身を含む): 250045008

約数和(自身を除く): 121117600

約数列:

[1, 2, 4, 8, 16, 1181, 2362, 4724, 6823, 9448, 13646, 18896, 27292, 54584, 109168, 8057963, 16115926, 32231852, 64463704, 128927408]

約数ペア:

[(1, 128927408), (2, 64463704), (4, 32231852), (8, 16115926), (16, 8057963), (1181, 109168), (2362, 54584), (4724, 27292), (6823, 18896), (9448, 13646)]