389620418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{242603}}^1$

素因数の和:242689

約数の個数: 16

約数和(自身を含む): 646297056

約数和(自身を除く): 256676638

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 242603, 485206, 2668633, 5337266, 17710019, 35420038, 194810209, 389620418]

約数ペア:

[(1, 389620418), (2, 194810209), (11, 35420038), (22, 17710019), (73, 5337266), (146, 2668633), (803, 485206), (1606, 242603)]