18246151

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 24634368

約数和(自身を除く): 6388217

約数列:

[1, 7, 11, 17, 53, 77, 119, 187, 263, 371, 583, 901, 1309, 1841, 2893, 4081, 4471, 6307, 9911, 13939, 20251, 31297, 49181, 69377, 97573, 153329, 236963, 344267, 1073303, 1658741, 2606593, 18246151]

約数ペア:

[(1, 18246151), (7, 2606593), (11, 1658741), (17, 1073303), (53, 344267), (77, 236963), (119, 153329), (187, 97573), (263, 69377), (371, 49181), (583, 31297), (901, 20251), (1309, 13939), (1841, 9911), (2893, 6307), (4081, 4471)]