123139190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{648101}}^1$

素因数の和:648127

約数の個数: 16

約数和(自身を含む): 233316720

約数和(自身を除く): 110177530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 648101, 1296202, 3240505, 6481010, 12313919, 24627838, 61569595, 123139190]

約数ペア:

[(1, 123139190), (2, 61569595), (5, 24627838), (10, 12313919), (19, 6481010), (38, 3240505), (95, 1296202), (190, 648101)]