19732112

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23269}}^1$

素因数の和:23330

約数の個数: 20

約数和(自身を含む): 38953980

約数和(自身を除く): 19221868

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23269, 46538, 93076, 186152, 372304, 1233257, 2466514, 4933028, 9866056, 19732112]

約数ペア:

[(1, 19732112), (2, 9866056), (4, 4933028), (8, 2466514), (16, 1233257), (53, 372304), (106, 186152), (212, 93076), (424, 46538), (848, 23269)]