19117378

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 33782400

約数和(自身を除く): 14665022

約数列:

[1, 2, 7, 14, 67, 89, 134, 178, 229, 458, 469, 623, 938, 1246, 1603, 3206, 5963, 11926, 15343, 20381, 30686, 40762, 41741, 83482, 107401, 142667, 214802, 285334, 1365527, 2731054, 9558689, 19117378]

約数ペア:

[(1, 19117378), (2, 9558689), (7, 2731054), (14, 1365527), (67, 285334), (89, 214802), (134, 142667), (178, 107401), (229, 83482), (458, 41741), (469, 40762), (623, 30686), (938, 20381), (1246, 15343), (1603, 11926), (3206, 5963)]