12388456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{547}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 24660000

約数和(自身を除く): 12271544

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 298, 547, 596, 1094, 1192, 2188, 2831, 4376, 5662, 10393, 11324, 20786, 22648, 41572, 81503, 83144, 163006, 326012, 652024, 1548557, 3097114, 6194228, 12388456]

約数ペア:

[(1, 12388456), (2, 6194228), (4, 3097114), (8, 1548557), (19, 652024), (38, 326012), (76, 163006), (149, 83144), (152, 81503), (298, 41572), (547, 22648), (596, 20786), (1094, 11324), (1192, 10393), (2188, 5662), (2831, 4376)]