16977772

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 36352512

約数和(自身を除く): 19374740

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 82, 92, 161, 164, 287, 322, 574, 643, 644, 943, 1148, 1286, 1886, 2572, 3772, 4501, 6601, 9002, 13202, 14789, 18004, 26363, 26404, 29578, 52726, 59156, 103523, 105452, 184541, 207046, 369082, 414092, 606349, 738164, 1212698, 2425396, 4244443, 8488886, 16977772]

約数ペア:

[(1, 16977772), (2, 8488886), (4, 4244443), (7, 2425396), (14, 1212698), (23, 738164), (28, 606349), (41, 414092), (46, 369082), (82, 207046), (92, 184541), (161, 105452), (164, 103523), (287, 59156), (322, 52726), (574, 29578), (643, 26404), (644, 26363), (943, 18004), (1148, 14789), (1286, 13202), (1886, 9002), (2572, 6601), (3772, 4501)]