19479208

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2539}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 42062400

約数和(自身を除く): 22583192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2539, 3836, 5078, 7672, 10156, 17773, 20312, 35546, 71092, 142184, 347843, 695686, 1391372, 2434901, 2782744, 4869802, 9739604, 19479208]

約数ペア:

[(1, 19479208), (2, 9739604), (4, 4869802), (7, 2782744), (8, 2434901), (14, 1391372), (28, 695686), (56, 347843), (137, 142184), (274, 71092), (548, 35546), (959, 20312), (1096, 17773), (1918, 10156), (2539, 7672), (3836, 5078)]