205929904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5171}}^1$

素因数の和:5329

約数の個数: 40

約数和(自身を含む): 423276480

約数和(自身を除く): 217346576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 5171, 9956, 10342, 19912, 20684, 39824, 41368, 82736, 98249, 196498, 392996, 677401, 785992, 1354802, 1571984, 2709604, 5419208, 10838416, 12870619, 25741238, 51482476, 102964952, 205929904]

約数ペア:

[(1, 205929904), (2, 102964952), (4, 51482476), (8, 25741238), (16, 12870619), (19, 10838416), (38, 5419208), (76, 2709604), (131, 1571984), (152, 1354802), (262, 785992), (304, 677401), (524, 392996), (1048, 196498), (2096, 98249), (2489, 82736), (4978, 41368), (5171, 39824), (9956, 20684), (10342, 19912)]