20462896

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{16189}}^1$

素因数の和:16276

約数の個数: 20

約数和(自身を含む): 40151200

約数和(自身を除く): 19688304

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 16189, 32378, 64756, 129512, 259024, 1278931, 2557862, 5115724, 10231448, 20462896]

約数ペア:

[(1, 20462896), (2, 10231448), (4, 5115724), (8, 2557862), (16, 1278931), (79, 259024), (158, 129512), (316, 64756), (632, 32378), (1264, 16189)]