18656291330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2653811}}^1$

素因数の和:2653874

約数の個数: 32

約数和(自身を含む): 36304148160

約数和(自身を除く): 17647856830

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 2653811, 5307622, 13269055, 26538110, 50422409, 98191007, 100844818, 196382014, 252112045, 490955035, 504224090, 981910070, 1865629133, 3731258266, 9328145665, 18656291330]

約数ペア:

[(1, 18656291330), (2, 9328145665), (5, 3731258266), (10, 1865629133), (19, 981910070), (37, 504224090), (38, 490955035), (74, 252112045), (95, 196382014), (185, 100844818), (190, 98191007), (370, 50422409), (703, 26538110), (1406, 13269055), (3515, 5307622), (7030, 2653811)]