205346768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{16433}}^1$

素因数の和:16523

約数の個数: 40

約数和(自身を含む): 440168256

約数和(自身を除く): 234821488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 16433, 32866, 65732, 131464, 180763, 262928, 361526, 723052, 1166743, 1446104, 2333486, 2892208, 4666972, 9333944, 12834173, 18667888, 25668346, 51336692, 102673384, 205346768]

約数ペア:

[(1, 205346768), (2, 102673384), (4, 51336692), (8, 25668346), (11, 18667888), (16, 12834173), (22, 9333944), (44, 4666972), (71, 2892208), (88, 2333486), (142, 1446104), (176, 1166743), (284, 723052), (568, 361526), (781, 262928), (1136, 180763), (1562, 131464), (3124, 65732), (6248, 32866), (12496, 16433)]