19871552

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{7573}}^1$

素因数の和:7626

約数の個数: 28

約数和(自身を含む): 40399716

約数和(自身を除く): 20528164

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 7573, 15146, 30292, 60584, 121168, 242336, 310493, 484672, 620986, 1241972, 2483944, 4967888, 9935776, 19871552]

約数ペア:

[(1, 19871552), (2, 9935776), (4, 4967888), (8, 2483944), (16, 1241972), (32, 620986), (41, 484672), (64, 310493), (82, 242336), (164, 121168), (328, 60584), (656, 30292), (1312, 15146), (2624, 7573)]