205320688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21787}}^1$

素因数の和:21845

約数の個数: 40

約数和(自身を含む): 432273920

約数和(自身を除く): 226953232

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 21787, 43574, 87148, 174296, 348592, 413953, 675397, 827906, 1350794, 1655812, 2701588, 3311624, 5403176, 6623248, 10806352, 12832543, 25665086, 51330172, 102660344, 205320688]

約数ペア:

[(1, 205320688), (2, 102660344), (4, 51330172), (8, 25665086), (16, 12832543), (19, 10806352), (31, 6623248), (38, 5403176), (62, 3311624), (76, 2701588), (124, 1655812), (152, 1350794), (248, 827906), (304, 675397), (496, 413953), (589, 348592), (1178, 174296), (2356, 87148), (4712, 43574), (9424, 21787)]