20810706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{773}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 47703168

約数和(自身を除く): 26892462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 641, 773, 1282, 1546, 1923, 2319, 3846, 4487, 4638, 5411, 8974, 10822, 13461, 16233, 26922, 32466, 495493, 990986, 1486479, 2972958, 3468451, 6936902, 10405353, 20810706]

約数ペア:

[(1, 20810706), (2, 10405353), (3, 6936902), (6, 3468451), (7, 2972958), (14, 1486479), (21, 990986), (42, 495493), (641, 32466), (773, 26922), (1282, 16233), (1546, 13461), (1923, 10822), (2319, 8974), (3846, 5411), (4487, 4638)]