19642018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8191}}^1$

素因数の和:8313

約数の個数: 16

約数和(自身を含む): 32440320

約数和(自身を除く): 12798302

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8191, 16382, 90101, 180202, 892819, 1785638, 9821009, 19642018]

約数ペア:

[(1, 19642018), (2, 9821009), (11, 1785638), (22, 892819), (109, 180202), (218, 90101), (1199, 16382), (2398, 8191)]