18913594

素因数分解:

$2^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{2141}}^1$

素因数の和:2781

約数の個数: 16

約数和(自身を含む): 32489856

約数和(自身を除く): 13576262

約数列:

[1, 2, 7, 14, 631, 1262, 2141, 4282, 4417, 8834, 14987, 29974, 1350971, 2701942, 9456797, 18913594]

約数ペア:

[(1, 18913594), (2, 9456797), (7, 2701942), (14, 1350971), (631, 29974), (1262, 14987), (2141, 8834), (4282, 4417)]