18112880

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{607}}^1$

素因数の和:993

約数の個数: 40

約数和(自身を含む): 42294912

約数和(自身を除く): 24182032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 607, 746, 1214, 1492, 1865, 2428, 2984, 3035, 3730, 4856, 5968, 6070, 7460, 9712, 12140, 14920, 24280, 29840, 48560, 226411, 452822, 905644, 1132055, 1811288, 2264110, 3622576, 4528220, 9056440, 18112880]

約数ペア:

[(1, 18112880), (2, 9056440), (4, 4528220), (5, 3622576), (8, 2264110), (10, 1811288), (16, 1132055), (20, 905644), (40, 452822), (80, 226411), (373, 48560), (607, 29840), (746, 24280), (1214, 14920), (1492, 12140), (1865, 9712), (2428, 7460), (2984, 6070), (3035, 5968), (3730, 4856)]