18102070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{36943}}^1$

素因数の和:36964

約数の個数: 24

約数和(自身を含む): 37904544

約数和(自身を除く): 19802474

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 36943, 73886, 184715, 258601, 369430, 517202, 1293005, 1810207, 2586010, 3620414, 9051035, 18102070]

約数ペア:

[(1, 18102070), (2, 9051035), (5, 3620414), (7, 2586010), (10, 1810207), (14, 1293005), (35, 517202), (49, 369430), (70, 258601), (98, 184715), (245, 73886), (490, 36943)]