209745904

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{929}}^1$

素因数の和:1177

約数の個数: 40

約数和(自身を含む): 413768160

約数和(自身を除く): 204022256

約数列:

[1, 2, 4, 8, 16, 103, 137, 206, 274, 412, 548, 824, 929, 1096, 1648, 1858, 2192, 3716, 7432, 14111, 14864, 28222, 56444, 95687, 112888, 127273, 191374, 225776, 254546, 382748, 509092, 765496, 1018184, 1530992, 2036368, 13109119, 26218238, 52436476, 104872952, 209745904]

約数ペア:

[(1, 209745904), (2, 104872952), (4, 52436476), (8, 26218238), (16, 13109119), (103, 2036368), (137, 1530992), (206, 1018184), (274, 765496), (412, 509092), (548, 382748), (824, 254546), (929, 225776), (1096, 191374), (1648, 127273), (1858, 112888), (2192, 95687), (3716, 56444), (7432, 28222), (14111, 14864)]