20194286973

素因数分解:

$3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1708051}}^1$

素因数の和:1708624

約数の個数: 16

約数和(自身を含む): 30826922496

約数和(自身を除く): 10632635523

約数列:

[1, 3, 7, 21, 563, 1689, 3941, 11823, 1708051, 5124153, 11956357, 35869071, 961632713, 2884898139, 6731428991, 20194286973]

約数ペア:

[(1, 20194286973), (3, 6731428991), (7, 2884898139), (21, 961632713), (563, 35869071), (1689, 11956357), (3941, 5124153), (11823, 1708051)]