18389968154

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1\times {\mathrm{1439}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 28436728320

約数和(自身を除く): 10046760166

約数列:

[1, 2, 43, 86, 181, 362, 821, 1439, 1642, 2878, 7783, 15566, 35303, 61877, 70606, 123754, 148601, 260459, 297202, 520918, 1181419, 2362838, 6389843, 11199737, 12779686, 22399474, 50801017, 101602034, 213836839, 427673678, 9194984077, 18389968154]

約数ペア:

[(1, 18389968154), (2, 9194984077), (43, 427673678), (86, 213836839), (181, 101602034), (362, 50801017), (821, 22399474), (1439, 12779686), (1642, 11199737), (2878, 6389843), (7783, 2362838), (15566, 1181419), (35303, 520918), (61877, 297202), (70606, 260459), (123754, 148601)]