20199805028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1444081}}^1$

素因数の和:1444367

約数の個数: 24

約数和(自身を含む): 38210409720

約数和(自身を除く): 18010604692

約数列:

[1, 2, 4, 13, 26, 52, 269, 538, 1076, 3497, 6994, 13988, 1444081, 2888162, 5776324, 18773053, 37546106, 75092212, 388457789, 776915578, 1553831156, 5049951257, 10099902514, 20199805028]

約数ペア:

[(1, 20199805028), (2, 10099902514), (4, 5049951257), (13, 1553831156), (26, 776915578), (52, 388457789), (269, 75092212), (538, 37546106), (1076, 18773053), (3497, 5776324), (6994, 2888162), (13988, 1444081)]