20967872

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{2357}}^1$

素因数の和:2508

約数の個数: 28

約数和(自身を含む): 41925240

約数和(自身を除く): 20957368

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 2357, 4448, 4714, 8896, 9428, 18856, 37712, 75424, 150848, 327623, 655246, 1310492, 2620984, 5241968, 10483936, 20967872]

約数ペア:

[(1, 20967872), (2, 10483936), (4, 5241968), (8, 2620984), (16, 1310492), (32, 655246), (64, 327623), (139, 150848), (278, 75424), (556, 37712), (1112, 18856), (2224, 9428), (2357, 8896), (4448, 4714)]