161811904

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{133069}}^1$

素因数の和:133100

約数の個数: 28

約数和(自身を含む): 337997800

約数和(自身を除く): 176185896

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 133069, 266138, 532276, 1064552, 2129104, 2528311, 4258208, 5056622, 8516416, 10113244, 20226488, 40452976, 80905952, 161811904]

約数ペア:

[(1, 161811904), (2, 80905952), (4, 40452976), (8, 20226488), (16, 10113244), (19, 8516416), (32, 5056622), (38, 4258208), (64, 2528311), (76, 2129104), (152, 1064552), (304, 532276), (608, 266138), (1216, 133069)]