19308032

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:938

約数の個数: 40

約数和(自身を含む): 39520536

約数和(自身を除く): 20212504

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 877, 1376, 1754, 2752, 3508, 5504, 7016, 11008, 14032, 22016, 28064, 37711, 56128, 75422, 112256, 150844, 224512, 301688, 449024, 603376, 1206752, 2413504, 4827008, 9654016, 19308032]

約数ペア:

[(1, 19308032), (2, 9654016), (4, 4827008), (8, 2413504), (16, 1206752), (32, 603376), (43, 449024), (64, 301688), (86, 224512), (128, 150844), (172, 112256), (256, 75422), (344, 56128), (512, 37711), (688, 28064), (877, 22016), (1376, 14032), (1754, 11008), (2752, 7016), (3508, 5504)]