19311549695

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{1409}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 23775171840

約数和(自身を除く): 4463622145

約数列:

[1, 5, 67, 163, 251, 335, 815, 1255, 1409, 7045, 10921, 16817, 40913, 54605, 84085, 94403, 204565, 229667, 353659, 472015, 1148335, 1768295, 2741171, 13705855, 15387689, 23695153, 57646417, 76938445, 118475765, 288232085, 3862309939, 19311549695]

約数ペア:

[(1, 19311549695), (5, 3862309939), (67, 288232085), (163, 118475765), (251, 76938445), (335, 57646417), (815, 23695153), (1255, 15387689), (1409, 13705855), (7045, 2741171), (10921, 1768295), (16817, 1148335), (40913, 472015), (54605, 353659), (84085, 229667), (94403, 204565)]