20736016

素因数分解:

$2^4\times 7^2\times {\mathrm{26449}}^1$

素因数の和:26471

約数の個数: 30

約数和(自身を含む): 46737150

約数和(自身を除く): 26001134

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26449, 52898, 105796, 185143, 211592, 370286, 423184, 740572, 1296001, 1481144, 2592002, 2962288, 5184004, 10368008, 20736016]

約数ペア:

[(1, 20736016), (2, 10368008), (4, 5184004), (7, 2962288), (8, 2592002), (14, 1481144), (16, 1296001), (28, 740572), (49, 423184), (56, 370286), (98, 211592), (112, 185143), (196, 105796), (392, 52898), (784, 26449)]