20681504

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{13751}}^1$

素因数の和:13808

約数の個数: 24

約数和(自身を含む): 41586048

約数和(自身を除く): 20904544

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 13751, 27502, 55004, 110008, 220016, 440032, 646297, 1292594, 2585188, 5170376, 10340752, 20681504]

約数ペア:

[(1, 20681504), (2, 10340752), (4, 5170376), (8, 2585188), (16, 1292594), (32, 646297), (47, 440032), (94, 220016), (188, 110008), (376, 55004), (752, 27502), (1504, 13751)]