19694126079

素因数分解:

$3^4\times {\mathrm{1213}}^1\times {\mathrm{200443}}^1$

素因数の和:201668

約数の個数: 20

約数和(自身を含む): 29444020936

約数和(自身を除く): 9749894857

約数列:

[1, 3, 9, 27, 81, 1213, 3639, 10917, 32751, 98253, 200443, 601329, 1803987, 5411961, 16235883, 243137359, 729412077, 2188236231, 6564708693, 19694126079]

約数ペア:

[(1, 19694126079), (3, 6564708693), (9, 2188236231), (27, 729412077), (81, 243137359), (1213, 16235883), (3639, 5411961), (10917, 1803987), (32751, 601329), (98253, 200443)]