19984728

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{7369}}^1$

素因数の和:7491

約数の個数: 32

約数和(自身を含む): 50410800

約数和(自身を除く): 30426072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 226, 339, 452, 678, 904, 1356, 2712, 7369, 14738, 22107, 29476, 44214, 58952, 88428, 176856, 832697, 1665394, 2498091, 3330788, 4996182, 6661576, 9992364, 19984728]

約数ペア:

[(1, 19984728), (2, 9992364), (3, 6661576), (4, 4996182), (6, 3330788), (8, 2498091), (12, 1665394), (24, 832697), (113, 176856), (226, 88428), (339, 58952), (452, 44214), (678, 29476), (904, 22107), (1356, 14738), (2712, 7369)]