71113648

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{10867}}^1$

素因数の和:11284

約数の個数: 20

約数和(自身を含む): 138132280

約数和(自身を除く): 67018632

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 10867, 21734, 43468, 86936, 173872, 4444603, 8889206, 17778412, 35556824, 71113648]

約数ペア:

[(1, 71113648), (2, 35556824), (4, 17778412), (8, 8889206), (16, 4444603), (409, 173872), (818, 86936), (1636, 43468), (3272, 21734), (6544, 10867)]