138712144

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{24841}}^1$

素因数の和:25198

約数の個数: 20

約数和(自身を含む): 269535700

約数和(自身を除く): 130823556

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 24841, 49682, 99364, 198728, 397456, 8669509, 17339018, 34678036, 69356072, 138712144]

約数ペア:

[(1, 138712144), (2, 69356072), (4, 34678036), (8, 17339018), (16, 8669509), (349, 397456), (698, 198728), (1396, 99364), (2792, 49682), (5584, 24841)]