206021944

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{977}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 396324720

約数和(自身を除く): 190302776

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 613, 977, 1226, 1954, 2452, 3908, 4904, 7816, 26359, 42011, 52718, 84022, 105436, 168044, 210872, 336088, 598901, 1197802, 2395604, 4791208, 25752743, 51505486, 103010972, 206021944]

約数ペア:

[(1, 206021944), (2, 103010972), (4, 51505486), (8, 25752743), (43, 4791208), (86, 2395604), (172, 1197802), (344, 598901), (613, 336088), (977, 210872), (1226, 168044), (1954, 105436), (2452, 84022), (3908, 52718), (4904, 42011), (7816, 26359)]