19005343511

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{273943}}^1$

素因数の和:274031

約数の個数: 32

約数和(自身を含む): 25562262528

約数和(自身を除く): 6556919017

約数列:

[1, 7, 11, 17, 53, 77, 119, 187, 371, 583, 901, 1309, 4081, 6307, 9911, 69377, 273943, 1917601, 3013373, 4657031, 14518979, 21093611, 32599217, 51227341, 101632853, 159708769, 246822643, 358591387, 1117961383, 1727758501, 2715049073, 19005343511]

約数ペア:

[(1, 19005343511), (7, 2715049073), (11, 1727758501), (17, 1117961383), (53, 358591387), (77, 246822643), (119, 159708769), (187, 101632853), (371, 51227341), (583, 32599217), (901, 21093611), (1309, 14518979), (4081, 4657031), (6307, 3013373), (9911, 1917601), (69377, 273943)]