2051816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 4204200

約数和(自身を除く): 2152384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 181, 218, 362, 436, 724, 872, 1417, 1448, 2353, 2834, 4706, 5668, 9412, 11336, 18824, 19729, 39458, 78916, 157832, 256477, 512954, 1025908, 2051816]

約数ペア:

[(1, 2051816), (2, 1025908), (4, 512954), (8, 256477), (13, 157832), (26, 78916), (52, 39458), (104, 19729), (109, 18824), (181, 11336), (218, 9412), (362, 5668), (436, 4706), (724, 2834), (872, 2353), (1417, 1448)]