19039826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 32196528

約数和(自身を除く): 13156702

約数列:

[1, 2, 13, 26, 41, 53, 82, 106, 337, 533, 674, 689, 1066, 1378, 2173, 4346, 4381, 8762, 13817, 17861, 27634, 28249, 35722, 56498, 179621, 232193, 359242, 464386, 732301, 1464602, 9519913, 19039826]

約数ペア:

[(1, 19039826), (2, 9519913), (13, 1464602), (26, 732301), (41, 464386), (53, 359242), (82, 232193), (106, 179621), (337, 56498), (533, 35722), (674, 28249), (689, 27634), (1066, 17861), (1378, 13817), (2173, 8762), (4346, 4381)]