205869638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2069}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 344282400

約数和(自身を除く): 138412762

約数列:

[1, 2, 13, 26, 43, 86, 89, 178, 559, 1118, 1157, 2069, 2314, 3827, 4138, 7654, 26897, 49751, 53794, 88967, 99502, 177934, 184141, 368282, 1156571, 2313142, 2393833, 4787666, 7918063, 15836126, 102934819, 205869638]

約数ペア:

[(1, 205869638), (2, 102934819), (13, 15836126), (26, 7918063), (43, 4787666), (86, 2393833), (89, 2313142), (178, 1156571), (559, 368282), (1118, 184141), (1157, 177934), (2069, 99502), (2314, 88967), (3827, 53794), (4138, 49751), (7654, 26897)]