128593648

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{217219}}^1$

素因数の和:217264

約数の個数: 20

約数和(自身を含む): 255885160

約数和(自身を除く): 127291512

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 217219, 434438, 868876, 1737752, 3475504, 8037103, 16074206, 32148412, 64296824, 128593648]

約数ペア:

[(1, 128593648), (2, 64296824), (4, 32148412), (8, 16074206), (16, 8037103), (37, 3475504), (74, 1737752), (148, 868876), (296, 434438), (592, 217219)]