20196687448

素因数分解:

$2^3\times 7^1\times {\mathrm{7883}}^1\times {\mathrm{45751}}^1$

素因数の和:53647

約数の個数: 32

約数和(自身を含む): 43285052160

約数和(自身を除く): 23088364712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 7883, 15766, 31532, 45751, 55181, 63064, 91502, 110362, 183004, 220724, 320257, 366008, 441448, 640514, 1281028, 2562056, 360655133, 721310266, 1442620532, 2524585931, 2885241064, 5049171862, 10098343724, 20196687448]

約数ペア:

[(1, 20196687448), (2, 10098343724), (4, 5049171862), (7, 2885241064), (8, 2524585931), (14, 1442620532), (28, 721310266), (56, 360655133), (7883, 2562056), (15766, 1281028), (31532, 640514), (45751, 441448), (55181, 366008), (63064, 320257), (91502, 220724), (110362, 183004)]