77921456

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{23081}}^1$

素因数の和:23300

約数の個数: 20

約数和(自身を含む): 151694904

約数和(自身を除く): 73773448

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 23081, 46162, 92324, 184648, 369296, 4870091, 9740182, 19480364, 38960728, 77921456]

約数ペア:

[(1, 77921456), (2, 38960728), (4, 19480364), (8, 9740182), (16, 4870091), (211, 369296), (422, 184648), (844, 92324), (1688, 46162), (3376, 23081)]