215685074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{515993}}^1$

素因数の和:516025

約数の個数: 16

約数和(自身を含む): 371515680

約数和(自身を除く): 155830606

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 515993, 1031986, 5675923, 9803867, 11351846, 19607734, 107842537, 215685074]

約数ペア:

[(1, 215685074), (2, 107842537), (11, 19607734), (19, 11351846), (22, 9803867), (38, 5675923), (209, 1031986), (418, 515993)]