20378222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17299}}^1$

素因数の和:17351

約数の個数: 16

約数和(自身を含む): 33216000

約数和(自身を除く): 12837778

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 17299, 34598, 328681, 536269, 657362, 1072538, 10189111, 20378222]

約数ペア:

[(1, 20378222), (2, 10189111), (19, 1072538), (31, 657362), (38, 536269), (62, 328681), (589, 34598), (1178, 17299)]