30258754

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 50544000

約数和(自身を除く): 20285246

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 389, 437, 778, 874, 1691, 2047, 3382, 4094, 7391, 8947, 14782, 17894, 34621, 38893, 69242, 77786, 169993, 339986, 657799, 796283, 1315598, 1592566, 15129377, 30258754]

約数ペア:

[(1, 30258754), (2, 15129377), (19, 1592566), (23, 1315598), (38, 796283), (46, 657799), (89, 339986), (178, 169993), (389, 77786), (437, 69242), (778, 38893), (874, 34621), (1691, 17894), (2047, 14782), (3382, 8947), (4094, 7391)]