189577264

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{194239}}^1$

素因数の和:194308

約数の個数: 20

約数和(自身を含む): 373329280

約数和(自身を除く): 183752016

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 194239, 388478, 776956, 1553912, 3107824, 11848579, 23697158, 47394316, 94788632, 189577264]

約数ペア:

[(1, 189577264), (2, 94788632), (4, 47394316), (8, 23697158), (16, 11848579), (61, 3107824), (122, 1553912), (244, 776956), (488, 388478), (976, 194239)]