16905130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:822

約数の個数: 32

約数和(自身を含む): 33369408

約数和(自身を除く): 16464278

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 313, 491, 626, 982, 1565, 2455, 3130, 3443, 4910, 5401, 6886, 10802, 17215, 27005, 34430, 54010, 153683, 307366, 768415, 1536830, 1690513, 3381026, 8452565, 16905130]

約数ペア:

[(1, 16905130), (2, 8452565), (5, 3381026), (10, 1690513), (11, 1536830), (22, 768415), (55, 307366), (110, 153683), (313, 54010), (491, 34430), (626, 27005), (982, 17215), (1565, 10802), (2455, 6886), (3130, 5401), (3443, 4910)]