19995502

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3947}}^1$

素因数の和:4115

約数の個数: 16

約数和(自身を含む): 31978800

約数和(自身を除く): 11983298

約数列:

[1, 2, 17, 34, 149, 298, 2533, 3947, 5066, 7894, 67099, 134198, 588103, 1176206, 9997751, 19995502]

約数ペア:

[(1, 19995502), (2, 9997751), (17, 1176206), (34, 588103), (149, 134198), (298, 67099), (2533, 7894), (3947, 5066)]