18807824

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5417}}^1$

素因数の和:5463

約数の個数: 40

約数和(自身を含む): 42997248

約数和(自身を除く): 24189424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5417, 10834, 21668, 37919, 43336, 75838, 86672, 151676, 167927, 303352, 335854, 606704, 671708, 1175489, 1343416, 2350978, 2686832, 4701956, 9403912, 18807824]

約数ペア:

[(1, 18807824), (2, 9403912), (4, 4701956), (7, 2686832), (8, 2350978), (14, 1343416), (16, 1175489), (28, 671708), (31, 606704), (56, 335854), (62, 303352), (112, 167927), (124, 151676), (217, 86672), (248, 75838), (434, 43336), (496, 37919), (868, 21668), (1736, 10834), (3472, 5417)]