20869504

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{3469}}^1$

素因数の和:3530

約数の個数: 32

約数和(自身を含む): 42472800

約数和(自身を除く): 21603296

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 3469, 6016, 6938, 13876, 27752, 55504, 111008, 163043, 222016, 326086, 444032, 652172, 1304344, 2608688, 5217376, 10434752, 20869504]

約数ペア:

[(1, 20869504), (2, 10434752), (4, 5217376), (8, 2608688), (16, 1304344), (32, 652172), (47, 444032), (64, 326086), (94, 222016), (128, 163043), (188, 111008), (376, 55504), (752, 27752), (1504, 13876), (3008, 6938), (3469, 6016)]